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问题 单项选择题

关于正常恶露，哪项是正确的

A．血性恶露约持续一周
B．白色恶露约持续一周
C．浆性恶露含大量白细胞、坏死脱膜组织等
D．恶露含有血液、胎盘绒毛碎片、坏死蜕膜组织等
E．胎盘或胎膜残留时恶露增多

答案

参考答案：E

单项选择题

Time planning ______.

A) involves determining how the various tasks required to completed the project, and the activities within the tasks, will be accomplished in terms of sequence and dependency
B) refers to setting up the vacation schedule for each member of the project team
C) is the sole responsibility of the project scheduling department
D) is having a well staked scheduling department
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判断题

在镗床上镗孔时，床身导轨的平面度误差会使所镗的孔产生圆柱度误差和铜基准面的平行度误差。
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