It's like cancer, and if it doesn't stop growing, Andromeda will die.这就像癌症一样, 如果他们不停止成长, 仙女座号就会完蛋的.Andromeda detected hundreds of thousands of machine parts in the area.仙女座号探测到有成百上千的机械部件在那个区域.It cannot be that ...
介绍一种数字微欧计的原理 、 特点及使用方法.This paper introduces a kind of digital micro - ohmmeter, its characteristic and the use method.介绍了高精度、数字式多量程微欧计的设计方法.This paper dealt with the design of a high precision and digital instrument of ...