【单选题】用百分表触杆抵在曲轴或飞轮端面,来回撬动曲轴时,曲轴的轴向移动量即为( )。
【单选题】水准测量时,应使前后距离尽可能相等,其目的是减弱 ( )的误差影响
【单选题】一What does your uncle do? 一________. [ ]
D.
He studied ham at math
【判断题】销售促进是连锁超市最重要的促销方式,其具体的方法多种多样。
【判断题】开标时间可以和招标文件规定的投标截止时间不一致。
【单选题】What does the man mean?
C.
He likes to hear good news, not the bad one.