中骨盆狭窄多见的临床表现
A．初产妇足月胎头浮
B．原发性宫缩无力
C．子宫痉挛性狭窄环
D．第二产程延长
E．多发生胎产式异常
参考答案：D
--Haven’t I told you that the computer needs______?
---Sorry,I forgot_______it fixed.I’ll send it for repairs right away.
A．repairing;having
B．to repair;to have
C．repairing;to have
D．to be repaired;having
什么叫良好的填塞质量？
