舷梯大修后应进行强度试验,即将舷梯置于()处压重试验。
A.轻载水线以上0.5m
B.空载水线以上0.6m处
C.夏季满载水线以上0.5m处
D.以上均可
参考答案:C
下位颈椎横突注射常用穿刺点为()
A.胸锁乳突肌后缘与环状软骨平面延长线的交点处
B.胸锁乳突肌后缘与颈外静脉相交点上1cm
C.胸锁乳突肌后缘,乳突下1cm、后1cm处
D.C4横突C6横突在胸锁乳突肌后缘连线中点处
E.C2横突C4横突在胸锁乳突肌后缘连线中点处
As used throughout the passage, the term "common" is closest in meaning to which of the following
A.Ordinary.
B.Shared.
C.Simple.
D.Popular.