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The selection of characteristic impedance of radio frequency coaxial cable mainly depends on factors such as power capacity, attenuation intensity, and processability. However, the characteristic imp...[Details]
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On December 5, 2021, the State Power Investment Corporation Hydrogen Energy Company put into operation the 300,000 square meters of hydrogen fuel cell proton exchange membrane production line in Wuha...[Details]
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With the introduction of household photovoltaic subsidies in 2013, the household photovoltaic market was created, and so too were the rapidly emerging household photovoltaic startups. I...[Details]
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Cancer (or other major diseases such as HIV) screening has always been a very important medical topic. Early detection and treatment can not only give patients a greater chance of recovery, b...[Details]
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There are generally two ways to connect an oscilloscope to detect a signal. The first is to use a coaxial cable to connect the signal to be tested to the channel of the oscilloscope. The second is to...[Details]
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The reason why we want to introduce S3C2410 DMA is that it is so important for performance! Only by making good use of DMA can the CPU performance be improved! S3C2410 has four DMAs, each DMA sup...[Details]
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Wound healing can be accelerated through exogenous electrical stimulation, which affects inflammation, bleeding, cell proliferation and migration, wound scarring, etc. The experimental new ePatch Ban...[Details]
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Recently,
BYD
Chairman Wang Chuanfu revealed at the 2023 financial report investor communication meeting: BYD is currently developing the second-generation
blade battery
system, whi...[Details]
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In my impression, the Science and Technology Innovation Board has been rising every day. However, there are a few stocks that have fallen behind, and Jingchen shares is one of them. Jingchen shares...[Details]
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Recently, Mifee Technology, a leading Chinese semiconductor wafer fab automation equipment company, announced the completion of a RMB 100 million Series A financing round led by Qiming Venture Partne...[Details]
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Abstract: A new control technology for three-phase low-voltage circuit breakers. This technology uses a microcontroller as the core to control the disconnection time after a three-phase low-volt...[Details]
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There are always friends asking questions about switching power supplies in the forum. Today, we will take the circuit diagram of the commonly used flyback switching power supply as an example to m...[Details]
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Google introduced a "performance level" concept in Android 12, which allows developers to query the hardware information of the device and divide the device into different performance levels. F...[Details]
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Guangming Daily reporter Zhou Hongshuang and Li Xiaodong Ordinary copper materials that cost tens of thousands of yuan per ton, when purified to 6 nines (99.9999%) or even 7 nines purity, will have a ...[Details]
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Panzhihua City accelerates the construction of a world-class vanadium-titanium industrial base. Image Since this year, Panzhihua City has stepped up efforts to attract projects, cultivate high-quality...[Details]
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