Article Introduction：According to news from this website on August 12, Guangzhou Shipbuilding International Co., Ltd. issued a document today announcing that the first modular marine elevator independently developed by Guangdong Guangzhou Shipbuilding International Elevator Mechanical and Electrical Equipment Co., Ltd. (a subsidiary of China State Shipbuilding International) was completed on August 9. The installation and all tests mark the world’s first example of a modular marine elevator. ▲Picture source is the official public account of Guangzhou Shipyard International Co., Ltd. According to reports, the modular marine elevator has signed orders for 8 ships and will be used for the first time in the first shipbuilding of the 8,600-car LNG dual-fuel car carrier built by Guangzhou Shipyard International. It is expected that the shipboard installation and commissioning cycle can be shortened by 90%. This site learned that after the modular marine elevator is installed and debugged on the workshop test tower, it can be transported to the construction site through modular disassembly and assembly, and the overall hoisting and on-site solidification behind the enclosed shaft

2024-08-13 comment 0  290

Article Introduction：According to news from this website on July 2, the WeChat public account of the State Administration for Market Regulation published a blog post last night (July 1), stating that according to the Announcement No. 9 of 2024 of the State Administration for Market Regulation, starting from July 1, 2024, Compulsory product certification management is implemented for fuel-fired wires and cables. The announcement attached to this site clearly states as follows: Starting from July 1, 2024, compulsory product certification management will be implemented for flame-retardant wires and cables. From July 1, 2025, flame-retardant products that have not obtained the CCC certification certificate and the certification mark will be implemented. Wires and cables may not be manufactured, sold, imported, or used in other business activities. With technological upgrading and increasing demand for use, various problems with flame-retardant wire and cable products have become increasingly prominent. Due to the generally small scale of enterprises in the civil wire and cable industry and lack of systematic

2024-07-02 comment 0  990

Article Introduction：IT House reported on March 30 that Xiaomi’s official website recently announced the price of repair spare parts for the Xiaomi Mi 14 Ultra titanium version (out of warranty), including 3,030 yuan for the motherboard and 1,690 yuan for the screen. ▲IT Home Picture Appreciation: Xiaomi 14 Ultra Titanium Edition, the following is summarized by IT Home: Rear Camera (Ultra Wide Angle) 490 Yuan Front Camera 60 Yuan Rear Camera (Wide Angle) 1,000 Yuan Speaker 30 Yuan Motherboard 3,030 Yuan Display Screen 1,690 yuan Sub-board 50 yuan Battery 179 yuan Rear camera (telephoto) 180 yuan Battery cover 290 yuan It should be noted that the general non-warranty maintenance fee = maintenance material price + labor fee, the labor fee for the above spare parts is 40 yuan. If a machine uses multiple materials for a single maintenance, only the highest level will be charged once

2024-08-21 comment 0  374

Article Introduction：According to news on June 24, Dongfeng Nissan recently issued an official response to the Changzhou factory closure incident. According to the company, this decision is a well-thought-out move based on overall strategic adjustments and changes in the business environment. In order to better adapt to the transformation and development of the enterprise, Dongfeng Nissan decided to optimize the allocation of internal production capacity and resources. On the premise of ensuring the stability of the current production capacity of fuel vehicles, the company will further increase investment and layout in the production line of new energy vehicles. It is reported that the annual production capacity of Dongfeng Nissan's Changzhou plant is approximately 130,000 vehicles. The plant has been taken over by Dongfeng Nissan since around 2017 and has undertaken part of the task of adjusting the production capacity of government and enterprises. This factory mainly produces Qashqai models, but its capacity utilization rate has not been ideal in recent years. From November 18, 2020, the factory officially put into production the first vehicle

2024-06-24 comment 0  778

Article Introduction：According to news on March 30, Xiaomi’s official website recently announced the price of repair spare parts for the Xiaomi Mi 14 Ultra titanium version (out of warranty), including 3,030 yuan for the motherboard and 1,690 yuan for the screen. ▲Picture Appreciation: Xiaomi 14 Ultra Titanium Edition, the same as below, the summary is as follows: Rear camera (ultra wide angle) 490 yuan Front camera 60 yuan Rear camera (wide angle) 1,000 yuan Speaker 30 yuan Motherboard 3,030 yuan Display 1,690 yuan Sub-board 50 The battery is 179 yuan. The rear camera (telephoto) is 180 yuan. The battery cover is 290 yuan. It should be noted that the general non-warranty maintenance fee = maintenance material price + labor fee. The labor fee for the above spare parts is 40 yuan. If multiple materials are used for a single maintenance of a machine, only the highest level labor fee will be charged once. With Xiaomi 14Ul

2024-03-30 comment 0  779

Article Introduction：According to news on October 20, Japan's Mitsubishi Motors Corporation recently made a major decision to terminate its automobile sales and production business in China and officially withdraw from the Chinese market. It is understood that Mitsubishi Motors plans to officially announce this decision next week. Mitsubishi has decided to sell its stake in a joint venture in China that manages Mitsubishi's production activities in China, sources said. The factory jointly established by Mitsubishi Motors and China Guangzhou Automobile Group Co., Ltd. in Changsha, Hunan Province was once part of the Sino-Japanese automobile joint venture market since it was put into operation in 2012. However, in March this year, the factory suspended operations and production work. Currently, Mitsubishi Motors is facing huge challenges in the Chinese market, as electric vehicles and plug-in hybrids dominate the Chinese market, while traditional fuel vehicles

2023-10-20 comment 0  1391

Article Introduction：According to news from this website on November 25, the Shanghai Electric official account announced that it has successfully achieved independent upgrade and demonstration verification of hydrogen doping technology for large F heavy-duty gas turbines in operation. The hydrogen doping ratio in this test reached 7%. This is the first time for large F heavy-duty gas turbines in China. Implemented hydrogen-doped combustion transformation and scientific research projects. This gas turbine hydrogen doping project mainly includes a series of tasks such as burner upgrades, monitoring and control system optimization, hydrogen doping skids, and on-site installation and commissioning. This site has noticed that due to the shortage of fossil fuel energy and the emergence of the concept of carbon neutrality in recent years, researchers have begun to pay attention to the utilization efficiency of renewable energy while reducing greenhouse gas emissions. Hydrogen energy has the advantages of high energy density, large-scale compression and storage, and zero carbon emissions. Relevant research results show that adding hydrogen to natural gas can increase the combustion rate,

2023-11-25 comment 0  677

Article Introduction：According to news from this website on August 16, ID-COOLING officially released news today, stating that its water-cooling products will support personal insurance. This website provides the ID-COOLING water-cooling personal warranty delivery process as follows: describe the product failure; determine the warranty period; send the product by express; inform the express delivery number; confirm product repair. According to the personal warranty delivery guide officially announced by ID-COOLING, users need to pay the shipping fee for repair products to be delivered to ID-COOLING. The warranty period of Coolin water-cooled products is calculated based on the date of the purchase voucher. If the user cannot produce a valid purchase voucher, the product SN code will be used as the factory date.

2024-08-16 comment 0  592

Article Introduction：According to news from this site on October 24, according to the National Development and Reform Commission, according to the recent changes in oil prices in the international market and in accordance with the current refined oil price formation mechanism, starting from 24:00 on October 24, the domestic gasoline and diesel prices (standard products) will Adjustments will be made and the price will be reduced by 70 yuan per ton. This translates into price increases: No. 92 gasoline will be reduced by 0.05 yuan per liter, and No. 95 gasoline and No. 0 diesel will be reduced by 0.06 yuan per liter. Source: Sinopec Official Account This website estimates that filling a tank of No. 92 gasoline will cost 2.5 yuan less based on the 50-liter capacity of a typical household car fuel tank. According to the national "adjustment once every ten working days" mechanism, the next price adjustment day will be at 24:00 on November 7 (Tuesday). Since the beginning of this year, domestic refined oil retail price limits have been adjusted 21 times, including 10 increases and 3 suspensions.

2023-10-24 comment 0  941

Article Introduction：How much does it cost to replace the motherboard of a Huawei 5C mobile phone? The price of the entire Honor Play 5C motherboard is about 684 yuan, excluding labor costs. The specific price is subject to the final price at Huawei after-sales outlets, or you can check it through mobile phone service or the official website. It is recommended to back up the data in advance, bring the warranty certificate or purchase invoice to the local Huawei authorized after-sales service center for repair. How much does it cost to repair Huawei mobile phone motherboard? The cost of Huawei mobile phone motherboard repair is about 300~500 yuan. After all, the labor fee is relatively high, usually around 200. If parts need to be replaced, separate charges are required. Replacing the motherboard of Huawei mobile phone? Different models have different motherboard replacement prices. For a thousand-yuan machine, it costs about 300-400 yuan to replace the motherboard. High-end machines are more expensive, 1,000 yuan.

2024-01-24 comment 0  1739

Article Introduction：This site reported on June 3 that the innovative ship energy-saving device 5M large-size wind-assisted rotor developed by China Shipbuilding (Shanghai) Energy Saving Technology Co., Ltd. (CMES-Tech), a subsidiary of China Shipbuilding Industry Corporation 702, was officially released. This device will break through the "bottleneck" of large ship energy saving and emission reduction technology. The 5M-sized large-scale wind-assisted rotor released this time is a domestically independently developed product with a diameter of 5 meters and a height of 25 meters. It is designed to solve the problems of energy conservation, emission reduction and carbon intensity index (CII) improvement for transport ships of 80,000 tons and above. Depending on the deck space of the ship, up to 5 units of this device can be installed, and the maximum energy saving effect can reach 20%. Taking the installation of three pieces of equipment on an 82,000-ton bulk carrier as an example, it can save more than 600 tons of fuel and reduce carbon emissions by about 2,000 tons a year. This device has the following advantages: it can

2024-06-08 comment 0  1173

Article Introduction：Among computer operating systems, WIN7 system is a very classic computer operating system, so how to install win7 system? The editor below will introduce in detail how to install the win7 system on your computer. 1. First download the Xiaoyu system and reinstall the system software on your desktop computer. 2. Select the win7 system and click "Install this system". 3. Then start downloading the image of the win7 system. 4. After downloading, deploy the environment, and then click Restart Now after completion. 5. After restarting the computer, the Windows Manager page will appear. We choose the second one. 6. Return to the computer pe interface to continue the installation. 7. After completion, restart the computer. 8. Finally come to the desktop and the system installation is completed. One-click installation of win7 system

2023-07-16 comment 0  1204

Article Introduction：:This article mainly introduces php-insertion sort. Students who are interested in PHP tutorials can refer to it.

2016-08-08 comment 0  1059

Article Introduction：charles captures requests in eclipse

2016-12-02 comment 0  1692

Article Introduction：Illustrated method to find the path of the PHP configuration file php.ini. Graphical method to find the path of the PHP configuration file php.ini. Recently, some bloggers asked in which directory php.ini exists? Or why does it not take effect after modifying php.ini? Based on the above two questions,

2016-07-13 comment 0  809

Article Introduction：IT House reported on July 14 that Huawei recently released new commercial AI storage products "OceanStorA310 deep learning data lake storage" and "FusionCubeA3000 training/pushing hyper-converged all-in-one machine". Officials said that "these two products can train basic AI models." , industry model training, and segmented scenario model training and inference provide new momentum." ▲ Picture source Huawei IT Home compiled and summarized: OceanStorA310 deep learning data lake storage is mainly oriented to basic/industry large model data lake scenarios to achieve data regression from Massive data management in the entire AI process from collection and preprocessing to model training and inference application. Officially stated that OceanStorA310 single frame 5U supports the industry’s highest 400GB/s

2023-07-16 comment 0  1539

Article Introduction：The difference between the exec function and the shell_exec function in PHP, execshell_exec. The difference between the exec function and the shell_exec function in PHP. Both execshell_exec functions execute Linux command functions. The difference is that the return results are different. exec can only get the last line number.

2016-07-13 comment 0  1056

Article Introduction：Nginx server combines Nginx and tomcat to access jsp

2016-12-02 comment 0  1809

Article Introduction：:This article mainly introduces the PHP function container ing..., students who are interested in PHP tutorials can refer to it.

2016-08-08 comment 0  1098

Article Introduction：Interface usage of PHP object-oriented programming, PHP object-oriented programming. Interface usage in PHP object-oriented programming, PHP object-oriented programming interface is a very important concept in PHP object-oriented programming. This article explains in more detail in the form of examples

2016-07-13 comment 0  983