[b]1 Introduction[/b] On January 4, 2000, after 12 years of development, IEC (International Electrotechnical Commission) released the finally approved IEC 61158 standard. The new standard includes 8 t
Now I have such a problem. When I used AD before, I could directly copy and paste the pcb package to another pcb package interface to compare the package size. But in Mentor Graphics, why can't I move
[p=28, 2, left][font=宋体][size=3][color=#000000] Engineers who work on analog circuits have all used transistors (field effect transistors are also a type of transistors) and operational amplifiers exp
The era of the "new four trends" of automobiles, represented by intelligence, electrification, networking, and sharing, is accelerating the rapid evolution of automotive industry technology and archit