词汇	subzero quenching
释义	subzero quenching 深冷淬火
随便看	private production private products private professional activity private professional guardian private professional high education private profile private profit private properties private-properties private properties protecting private property private-property private property fight private property in use private property nghts private property protection private property right private property rights private proprietorship private-public private/public life private public listed enterprise private/public offering private-public partnership private-publics