异头碳（anomeric carbon）

1、When used to fight fire，carbon dioxide

When used to fight fire，carbon dioxide（）.Ais effective if used promptly on an oil fireBhas a greater cooling effect than waterCis lighter than airDis harmless to cargo and crew

2、总有机碳（Total Oxygen Carbon，简称TOC）

总有机碳（Total Oxygen Carbon，简称TOC）

3、Controls for a fixed carbon dioxide sy

Controls for a fixed carbon dioxide system shall be mounted（）.Adirectly outside the space protected by the systemBas near the gas cylinders as possibleCin the pilothouseDon the main deck near the bow

4、A carbon dioxide fire extinguisher has

A carbon dioxide fire extinguisher has been partially discharged, and should be immediately （）.Atagged and restowed properly in its rackBweighed...

5、As compared to carbon dioxide，dry chem

As compared to carbon dioxide，dry chemical has which advantage?（）ACleanerBEffective on metal firesCGreater rangeDMore cooling effect

6、Carbon dioxide的中文含义是（）。

Carbon dioxide的中文含义是（）。A碳氢化合物B碳氧化合物C一氧化碳D二氧化碳