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提问人：网友baiqiang4321
发布时间：2022-01-07
[主观题]
The air quantity provided by the line curtain should be limited to over the scrubber capacity
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更多“The air quantity provided by the line curtain should be limited to over the scrubber capacity”相关的问题
第2题
At the middle pressure and large air quantity,_________ is more suitable.A.an axial flow f
At the middle pressure and large air quantity,_________ is more suitable.
A.an axial flow fan
B.a radial flow blower
C.a centrifugal fan
D.an auxiliary blower
第3题
Under normal conditions, the quantity of air circulation becomes less and lessWhat is the
reason？
点击查看答案
A.dirty delivery ducts
B.too much refrigerant
C.the fouling filters
D.high temperature outside
第4题
The passage mainly discussesA.the economic impact on air pollutionB.how much da
The passage mainly discusses
A.the economic impact on air pollution
B.how much damage air pollutants can cause
C.what constitutes an air pollutant
D.the quantity of compounds added to the atmosphere
第5题
Which of the following are not correct
A、Audio signal is an analog signal.
B、Most things that can be measured quantitatively occur in nature in analog form.
C、An analog quantity is one having continuous values.
D、The air temperature is a continuous value.
第6题
The cylinder contains a great weight of air and is capable of burning a great quantity of
fuel at_____.
点击查看答案
A.the beginning of the compression stroke
B.the beginning of the suction stroke
C.the end of the working stroke
D.the end of the exhaust stroke
第7题
Stating a large propulsion diesel engine using diesel fuel during cold weather conditions
can be made easier by _________.
点击查看答案
A.increasing the quantity of starting air
B.increasing the lube oil pressure
C.heating the engine fuel supply
D.heating the engine jacket water
第8题
_____ the cylinder will contain a great weight of air and will be capable of burning a great quantity of fuel.
A.At the beginning of the compression stroke
B.At the beginning of the suction stroke
C.At the end of the working stroke
D.At the end of the exhaust stroke
第9题
Starting a large low-speed propulsion diesel engine on diesel fuel during cold weather con
ditions, will be made easier by _______
点击查看答案
A.increasing the quantity of starting air
B.increasing the lube oil pressure
C.heating the engine fuel supply
D.heating the engine coolant
第10题
Which of the following methods is normally used to control the temperature of air distribu
ted from individual cooling coils in an air conditioning system using a chilled water circulation system？ .
点击查看答案
A.A room thermostat activates an electric heater at each individual chilled air outlet when necessary
B.Varying the number of passes the air makes across the coils
C.Varying the temperature of the water through the coils
D.Varying the quantity of water flowing through the coils
