May I ask if Mr. Yi Zhongtian mentioned in a certain program that he talked about "have you learned it?", "have you learned it thoroughly?", "have you learned it thoroughly?", in which program did he
[i=s]This post was last edited by qwqwqw2088 on 2018-11-19 09:35[/i] [size=4] IEC60529 is a standard document of the International Electrotechnical Commission on the degree of protection of enclosures
Dear ones, who can help me convert these files into component libraries that can be opened by AD software? Because my computer configuration is not good, and I have to install another software, my com
With the issuance of 5G licenses, major operators are accelerating the deployment of 5G base stations. What changes will 5G base stations have in the future? The concept of 5G indoor base stations has
How to consider the impact of audio analog signals after being transmitted through a 100m long cable? Has anyone seen similar theoretical analysis? Please recommend