同步器键弹簧的开口装于()
A.铜锥环内
B.主动轴之齿轮销槽
C.相同之凸出键上
D.不同之凸出键上
参考答案:D
The power of the test is:()
A. the probability of rejecting a true null hypothesis.
B. equal to the level of significance.
C. the probability of rejecting a false null hypothesis.
患者头痛昏蒙,胸脘满闷,呕恶痰涎,苔白腻,脉滑或弦滑。其治疗应首选
A.二陈汤
B.涤痰汤
C.半夏白术天麻汤
D.滚痰丸
E.苓桂术甘汤