问题
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The tendency of a flammable liquid to vaporize is indicated by its _____.
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The latent heat of water vapor in air is dependent upon the _______.A.dry bulb temperature
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The thermal expansion valve responds to the______.A.amount of superheat in the vapor leavi
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"Flooding back" is a condition where the liquid refrigerant _____.A.vaporizes in the conde
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双命名法是由瑞典植物学家林萘所创,其命名法第一个词是______名,第二个词是______,第三个词是______的缩写,
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wag的造词理据是____
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