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

单词	derrick head span block
释义	derrick head span block杆顶问牵索滑车derrick head span block桿頂問牽索滑車機械工程derrick head span block桿頂問牽索滑車造船工程名詞
随便看	greenhouse gas programme greenhouse gas removal greenhouse gas reservoir greenhouse gasses greenhouse gas sink greenhouse gas source greenhouse-geisser test greenhouse-geisser检定 greenhouse pollutant greenhouse pollution greenhouse potential green house project greenhouses greenhouse tax greenhouse warming greenhow's disease greenhow氏病 green hydroquinone green hydroquinone-- quinhydrone green hydroquinone; quinhydrone green ice greenidea brideliae greenidea decaspermi greenidea ficicola greenidea formosana