单词	pressure face
释义	DictionarySeeface pressure face pressure face The side of a propeller or a helicopter rotor blade formed by the lower surfaces of airfoil elements, over which pressure is usually greater than the atmosphere. LegalSeeFace
随便看	bcmhd bcmhe bcmhl bcmhs bcmht bcmi bcmim bcmiq acetone-insoluble antigen acetone in urine, test for acetone-methyl benzoate-xylene acetonemia acetonemic acetone number acetone peroxide acetone poisoning acetone pyrolysis acetone-sodium bisulfite acetone sugar acetone test acetone toluene methanol acetonic acetonicly acetonitrile acetonitriles

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