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问题 单项选择题

下列哪项不是臀位刮宫产的指征

A．高龄初产
B．胎儿体重大于3500g
C．经产妇单臀，骨盆正常，胎儿不大
D．骨盆狭窄
E．软产道异常

答案

参考答案：C

解析：经产妇单臀，骨盆正常，胎儿不大可以经 * * 分娩。

填空题

调节天平时，应把天平放在_______       ；先将游码移至标尺的____              处，然后调节横梁的螺母，使指针指在分度盘_______         或_______        时，就表示横梁平衡了。
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单项选择题

The Internet is a (66) network of networks which interconnects (67) ranging from the simplest personal computers to the most sophisticated mainframes and supercomputers. This network of networks is used for an extraordinary range of purposes long distance collaborations, retrieving free software and documents, (68) library catalogs, (69) in to supercomputers - the list of current Internet activities and (70) is large and the range of possible future applications is as unlimited as our imagination.

A．service

B．servant

C．servants

D．services
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