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【单项选择题】

The moisture equilibrium chart can be used to determine the（）.

A、A.Absolute moisture content of the air surrounding a hygroscopic cargo when moisture equilibrium exists

B、B.Dew point temperature that the air surrounding a hygroscopic commodity will have when in moisture equilibrium with that commodity

C、C.Enthalpy of the air surrounding a hydroscopic cargo which is in moisture equilibrium with the cargo

D、D.Temperature at which moisture equilibrium will occur in a cargo hold containing a hygroscopic cargo

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更多“The moisture equilibrium chart can be used to determine the（）.”相关的问题
第1题
[单选题] Hot air can hold（）.

A、less moisture than cold air  B、more moisture than cold air  C、the same amount of moisture as cold air  D、moisture independent of air temperature  

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第2题
[] Clouds form（）.

A、A.as a mass of warm，humid air rises into the atmosphere and cools，condensing moisture into small droplets  B、B.as winds blow across bodies of water，the sun causes the moisture to be absorbed and move upward forming clouds  C、C.dry air compresses moisture from the atmosphere into clouds  D、D.when the relative humidity of the atmosphere is low  

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第3题
[] If the moisture content of the cargo sample is（）the Transportable Moisture Limit,then the cargo should be safe to load.

A、A.above  B、B.below  C、C.equal to  D、D.uncertain  

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第4题
[单选题] Some refrigeration systems have chemical moisture indicators installed in conjunction with the sight glass in the liquid lineIf excess moisture is present in the system, the indicator will （）

A、activate the driers  B、change color  C、secure the compressor  D、add a predetermined amount of liquid drier  

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第5题
[单选题] The amount of moisture in a given sample of air, when compared with the amount of moisture the air could hold if totally saturated at the existing temperature of the sample, is called （）.

A、absolute humidity  B、specific humidity  C、effective humidity  D、relative humidity  

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第6题
[] The ratio of the weight of moisture contained in a given volume of air, to the weight of moisture that the same sample would hold if saturated, is called the（）.

A、A.absolute humidity  B、B.relative humidity  C、C.specific humidity  D、D.total humidity  

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第7题
[单选题] Increasing the moisture content of conditioned air is known as （）.

A、moisturizing  B、dehumidification  C、dampening  D、humidification  

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第8题
[] Cargo damaged due to water being present in a cargo hold，as a result of a leak in the hull plating，is said to be damage by（）. ① Free moisture ② Transfer of hygroscopic moisture Cargo damaged due to water being present in a cargo hold，as a result of a leak in the hull plating，is said to be damage by（）. ① Free moisture ② Transfer of hygroscopic moisture

A、A.① only  B、B.② only  C、C.Both ① and ②  D、D.Neither ① nor ②  

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第9题
[单选题] As the air passes through the charge air cooler, its temperature may be reduced and moisture condensed, with the condensate in danger of being carried into the engineSo a water separator should be mounted beneath the bottom part of the engine inlet manifoldA water separator is used in order to （）.

A、keep the air from being carried into the engine  B、keep the moisture from being condensed  C、keep the danger from being carded into the engine  D、take away the condensate from the air  

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