AS为裸铜，常规的有镀锡铜，裸铜，铜包铝等导体 上述导体分为单根导体，和绞合导体
回答：TS 是镀锡绞铜 TC镀锡铜 AS裸铜 TD还真不知道呢
aAs long as you are my love 只要您是我的爱[translate] aPassive films formed on three different stainless steels have been studied by means of photocurrent spectroscopy. Differences in the photoelectrochemical behaviour have been attributed to the influence of the nickel content of the alloys and to...
a1. Please confirm the exact size of tubing and wire used in the stainless steel gates. Is it exactly the same as the size in our drawing? Is there a more cost effective standard size that we should use? What is the next widest size of standard tube that we could use? Would it be...