suspensoryligament,Copper'sligament
硫化铜整流器
copper sulfide rectifier
暂无补充释义。
相关词条
copper stain test
copper
copper plate press【印刷】;gravure press【印刷】;gravure printing machine【印刷】
electrolytic copper
free cutting copper
magnesicm-copper-sulphide recti-fier
production of copper with ammonia, ammonia-salt solutions