Agent

1、AGENT按压开关在什么时候才有效（）

AGENT按压开关在什么时候才有效（）A当相对应的DISCH灯亮；B发动机防火按压开关灯亮；C发动机防火按压开关松出。

2、As an extinguishing agent，foam（）.

As an extinguishing agent，foam（）.Aconducts electricityBshould be directed at the base of the fireCis most effective on burning gases which are flowingDextinguishes by cooling oil fires below ignition temperature

3、Tax agent

Tax agent

4、Which extinguishing agent is recommend

Which extinguishing agent is recommended in the Chemical Data Guide for use on a carbon disulfide fire?（）AAlcohol foamBDry chemicalCChemical foamDWater fog

5、Mr. Agent, do you know（）?

Mr. Agent, do you know（）?Awhen can the stevedores finish loadingBwhen will the stevedores finish loadingCwhen the stevedores can finish loadingDwhen the stevedores finish loading ca

6、解偶联剂（uncoupling agent）

解偶联剂（uncoupling agent）