单项选择题
The water level of an exhaust gas boiler which is independent of the auxiliary boiler and just as the extra heating surface of it （）
A.will be modulated in proportion
B.will be modulated in proportion and integral
C.will be modulated in proportion and differential
D.will not be modulated at all
点击查看答案&解析
相关考题
-
单项选择题
For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）
A.the temperature and flow quantity of the exhaust gas from M/E
B.the quantity of steam demanded
C.the rotary speed and the cooling water temperature of main engine
D.efficiency of M/ turbocharger -
单项选择题
Which of the following equipment can not be used for the waste heat recovery of the M/E to further improve its thermal efficiency?（）
A.M/E turbocharger
B.exhaust gas boiler
C.incinerator
D.fresh water generator -
单项选择题
When comparing the air with 50% of relative humidity with the air with 100% of relative humidity, which one will hold more water?（）
A.the former
B.the latter
C.not for sure
D.same each other
