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Tracking tester is a simulation test item produced by our company according to GB 4706.1-2008, GB 4207-2012, IEC60112-2009 "Determination of tracking resistance index and comparative tracking index o...[Details]
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According to customs statistics on June 7, in the first five months of 2024, the total value of my country's import and export of goods trade (hereinafter referred to as "import and export") was 17...[Details]
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Jingchen shares, which holds the "001" approval document for the Science and Technology Innovation Board, has attracted much attention from the market since it entered the capital market. However, fr...[Details]
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Recently in Beijing, the National New Energy Vehicle Supervision Platform and Tsinghua University Battery Safety Laboratory have summarized the recent safety status of new energy vehicles. We compare...[Details]
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Transphorm releases two 4-pin TO-247 packaged devices, expanding its product line for high-power servers, renewable energy, and industrial power conversion fields New Gallium Nitride FETs available...[Details]
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Following the cooperation between Purdue Robotics and Polish Shell, Pizza Hut and others, another Polish pizza chain, Da Grasso, also introduced the delivery and reception robot "Hulu", one of the ...[Details]
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11. What should I do if the servo motor shakes?
The servo motor is from Zhuhai Haikong. When the upper connecting rod is not installed, everything looks normal. Once the connecting rod is inst...[Details]
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Before testing, first confirm the range. Most of the fault causes of analog pointer multimeters are overloading and falling. The fault caused by overcurrent is that the low current range and resista...[Details]
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The recent dispute between Luo Yonghao and investors has attracted a lot of attention, but Luo Yonghao still keeps a low profile and simply responded to the matter, and still did not disclose any inf...[Details]
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According to Jiwei.com, on April 13, the State Council Information Office held a press conference, and Li Kuiwen, spokesman of the General Administration of Customs and director of the Statistics and...[Details]
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On the evening of October 14, Tianqi Lithium released its performance forecast, predicting that net profit attributable to the parent company in the first three quarters of 2021 will be 420 million t...[Details]
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Qorvo® launches industry’s first 20-battery pack smart battery management single-chip solution Beijing, China, March 8, 2023 - Qorvo®, the world's leading provider of connectivity and power solutio...[Details]
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1. Origin of the problem
1. Phenomenon
In net_send_packet() of the linux4.3.2 network card driver cs89x0.c, there is:
1 /* Test to see if the chip has allocated mem...[Details]
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Siemens S7300 series PLC uses MPI to Ethernet module to realize 300PLC serial port to Ethernet communication. The PLC used in this case is 315-2DP. This model of PLC has two communication interface...[Details]
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void PID(void) { //Difference VW88, voltage feedback VW50, pid operation feedback: VW10, pid given: VW700 int VW700, VW50; //0-32768~+32768 int VW500, VW502, VW504, VW506; long VW530, VW538; i...[Details]