属于孕激素的生理作用的是()
A.使子宫内膜增生
B.促卵泡发育
C.使乳腺管增生
D.促进钠与水的潴留
E.排卵后使基础体温上升0.3~O.5℃
参考答案:E
Never before ___________in greater need of technical experts than it is today.
A.has Shenyang been
B.Shenyang has been
C.was Shenyang
D.Shenyang was
用Excel软件将横向主网格线的()值变换为对数值,纵向主网格线的级配值变换为正态分布积分值。
A、颗粒
B、粒度
C、粒径
D、大于某粒径