水仓清理的方法主要有哪几种?
参考答案:
(1)装岩机清理(2)射流器和泥浆泵联合排泥(3)压气灌清理4)水力清仓。
In the Oracle system, sets of SQL statements and control flow statements that have been named, compiled, and stored in the database are referred to as stored()。
A、 PL/SQL
B、 procedures
C、 triggers
D、 transactions
第一胎,孕39周, * * 血性分泌物排出已 24h,有规律宫缩18h,宫口开大3cm,胎心136次/分,宫缩15min~20min 1次,每次持续20秒~30秒,无头盆不称,此产妇下述护理哪项不对
A.温肥皂水灌肠
B.人工破膜刺激宫缩
C.鼓励进食,保持产力
D.遵医嘱肌肉注射缩宫素10U
E.针刺合谷,三阴交等穴位