英语词汇“mast head span block”的翻译、意思、用法、释义-英汉汉英词典

单词	mast head span block
释义	mast head span block桅顶吊杆间牵索滑车mast head span block桅頂吊桿間牽索滑車機械工程mast head span block桅頂吊桿間牽索滑車造船工程名詞
随便看	life-history life history reconstruction life history research life history strategy life hold life-hold lifehold life imprisonment life income policy life information life instinct life insurance life-insurance lifeinsurance life insurance companies life insurance company life insurance plan life insurance policy 人寿保险单 life insurance premiums life interest life-interest lifeinterest life in these united states life-- irradiation life is a pilgrimage.