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问题 多项选择题

加热炉回弯头漏油着火的处理方法是（）。

A.严重时向回弯头箱吹汽，按紧急停工处理

B.严重时向回弯头箱吹汽，按正常停工处理

C.不严重时，回弯头箱吹汽保护，降低处理量

D.不严重时，降低处理量

答案

参考答案：A, C

单项选择题

泄泻的基本治疗原则是

A．清肠化湿

B．消食化积

C．祛风散寒

D．运脾化湿

E．健脾化湿
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单项选择题

Your vessel is off a lee shore in heavy weather and laboring. Which action should you take?（）.

A.Put the sea and wind about two points on either how and reduce speed

B.Heave to in the trough of the sea

C.Put the sea and wind on either quarter and proceed at increased speed

D.Put the bow directly into the sea and proceed at full speed
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