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问题 单项选择题

负压原油稳定装置真空罐抽油后，不管是什么原因引起的，还是采取何种方法处理，都需要（）。

A.用轻烃排放真空泵将原油排净

B.补足系统天然气

C.将稳定塔油压出界区

D.手动摇开液位控制阀

答案

参考答案：A

单项选择题

胃管煮沸消毒时，下列哪项做法是不正确的（）

A.先将胃管清洗干净

B.放入沸水中煮沸

C.从放入开始计时

D.用纱布包裹好

E.导管应全部在水中
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