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单词 aerosol propellant
释义 aerosol propellant
[`e·rǝ´sȯl prǝ`pel·ǝnt]
MATERIALS
Compressed gas or vapor in a container which, upon release of pressure and expansion through a valve, carries another substance from the container; used for cosmetics, household cleaners, and so on; examples are butanes, propane, nitrogen, fluorocarbons, and carbon dioxide.
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