After each reading of an oxygen indicator, the instrument should be purged with().
- ACO2
- Bfresh air
- Cthe tested compartment's air
- Dwater
After each reading of an oxygen indicator, the instrument should be purged with().
1、After reading the story, you can proba
After reading the story, you can probably tell which of the following is NOT true?A Mr. Green didnt go to the police station until the man ...
2、When measuring the oxygen content of t
When measuring the oxygen content of the cargo tanks prior to loading cargoes requiring vapor recovery,check it().Aone meter from the tank bo...
3、After an explosion,repair of emergency
After an explosion,repair of emergency machinery and services should be accomplished().Aafter control of fire,flooding,and structural repairsBimm...
4、Exhaust pyrometer readings provide an
Exhaust pyrometer readings provide an indication of the ()Aeffectiveness of water-cooled exhaust elbowsBdistribution of the load between engine cylindersCamount of fuel penetration into the engine cylindersDindicated horsepower of the engine cylinder
5、After reading the novel he was too
After reading the novel he was too exciting to go to sleep that night.
6、An oxygen indicator will detect ().
An oxygen indicator will detect ().Aconcentrations of explosive gasBan oxygen deficiency in a spaceCthe presence of harmful amounts of carbon monoxideDAll of the above