链路状态信令单元LSSU是由MTP的哪一功能级产生并接收的？（）A.信令数据链路功能

To my amazement, that man ______ the flood and afterwards he became rich. But he ______ his wife and children and lived abroad.

A．survived; deserted

B．survived from; deserts

C．was survived; would desert

D．has survived; deserted by

下列哪些因素在临产时会增加心脏和循环负荷（）

A.腹壁肌肉收缩

B.骨盆肌收缩

C.疼痛

D.子宫收缩

E.咪达唑仑的应用

补贴和关税政策属于货币政策

平曲线要素包括：转折角、平曲线半径、（）、曲线长度和外矢距。

持戒修定就能开智慧吗？