英语词汇“定滑輪”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	定滑輪
释义	定滑輪 dìng huá lún位置固定的滑轮。使用时，整个滑轮位置不变而轮子转动，这种滑轮只能改变力的方向却不能省力。
随便看	seepage pressure seepage-pressure seepage pressure analysis seepage pressure monitoring seepage prevention seepage prevention and drainage seepage prevention and scour resistance seepage prevention body seepage prevention curtain Seepage Prevention Design seepage prevention effect seepage prevention from dike foundation seepage prevention of channels seepage prevention of cofferdam seepage prevention of dam foundation seepage prevention of sluice foundation seepage prevention structure seep into the aqueous seep-irrigation seepage-prevention structure seepage prevention system seepage prevention technology seepage prevention treatment seepage preventive seepage problem