A.ρ甲>ρ乙
B.ρ甲=ρ乙
C.ρ甲<ρ乙
D.无法确定
答案:A
Our company is seeking for a manager, especially _____ with creativity and imagination. [ ]
A. the one
B. each
C. one
D. that
发生严重的油锤。验证方法是,打开(),有大量的机油淌出。
A、示功阀
B、稳压箱排污阀
C、凸轮轴箱盖
D、曲轴箱盖