口腔颌面外科手术止血方法中,最基本、最常用的方法是
A.压迫止血
B.阻断止血
C.热凝止血
D.降压止血
E.钳夹、结扎止血
参考答案:E
解析:钳夹、结扎止血最常用、最可靠。
下列各句均有一处错误, 请找出并改正。
1. Let’s don’t do it. It’s too hard. ___________________________________
2. There are your books. Put away them, please. ___________________________________
3. Doesn’t pass the ball like that. ___________________________________
4. —May I please talk to Jim?
—Speaking. ___________________________________
5. You can borrow my CD for two days. ___________________________________
直流母线和控制回路电压母线在断开所有其它连接支路时,应不小于()兆欧。
A、4
B、0.5
C、1