The purpose of a temperature sensing device installed in the stack of a small automatically fired auxiliary steam boiler is to secure the oil burner（）
1、The purpose of the tripping line on a
The purpose of the tripping line on a sea anchor is to（）.AAid in casting offBDirect the drift of the vesselCAid in its recoveryDMaintain maximum resistance to broaching
2、The main purpose of inspection for a r
The main purpose of inspection for a running diesel engine is（）Atesting for the mechanical load and the thermal loadBinspecting thermal and me...
3、As the temperature for a given mass of
As the temperature for a given mass of air increases，the（）.Adew point increasesBdew point decreasesCrelative humidity increasesDrelative humidity decrease
4、The purpose of a bilge well is to（）.
The purpose of a bilge well is to（）.Aafford access to the shell through the double bottomsBcollect water to be pumped outCprovide access for the pneumercatorDprovide a base line for sounding measurement
5、The purpose of the flywheel of a diese
The purpose of the flywheel of a diesel engine is to （）.Acounterbalance the crank throws on the crankshaftBkeep the engine running smoothly b...
6、The effective temperature of air is d
The effective temperature of air is dependent upon（）Ⅰ.relative humidityⅡ.air velocityAⅠonlyBⅡonlyCBoth Ⅰand ⅡDNeitherⅠnor Ⅱ