英语词汇“permanent ballast”的翻译、意思、用法、释义-英汉汉英词典

单词	permanent ballast
释义	permanent ballast固定压载；永久压载permanent ballast固定压舱物双向☞ permanent ballast--permant ballastpermanent ballast永久壓載機械工程permanent ballast固定壓艙物土木工程名詞permanent ballast固定壓載；永久壓載造船工程名詞
随便看	international polar motion service (ipms) international polar motion service{=ipms} international polar year international polar year (ipy) international polar year {= ipy} international polar year-- ipy international polar year; ipy international polar year 国际极年 international policy coordination international political science association international political science association {=ipsa} international pollution prevention certificate for the carriage of noxious liquid substance international pollution prevention certificate for the carriage of noxious liquid substance in bulk international pollution prevention certificate for the carriage of noxious liquid substances in bulk international poverty line international practial tempernature scale international practial unit international practial unit international practical system of units international practical temperature scale international practical temperature scale {= ipts} international practical temperature scale 国际实用温标 international practice international prefix international press association