什么叫时间分集？
参考答案：
通过一定的时延来发送同一消息或在系统所能承受的时延范围以内在不同时间内的各发送消息的一部分。
根据首字母或汉语提示写出单词。
1. Why don’t you tell US what r______ happened?
2. —Would you like some bread or cookies?
—N______, thanks. I don't have any food before going to bed.
3. I left my g textbook at home yesterday.
4. People should be taken a p______ examination every year.
5. What ______(科目) are you studying at school?
初产妇,25岁。妊娠40周又5天，规律宫缩16小 时，胎膜已破，宫缩弱，宫口开大5cm, S - 1，胎心 180次/分，宫缩时见肛门坠胀,本题正确处理
A．左侧卧位、吸氧
B．静脉滴注缩宫素
C．立即行剖宫产手术
D．肌注哌替啶10Omg
E．继续观察1小时再决定分娩方式
