英语词汇“head sheave, sheave wheel”的翻译、意思、用法、释义-英汉汉英双解词典-爱贷网

词汇	head sheave, sheave wheel
释义	head sheave, sheave wheel 天轮；又称“绳轮”。设置在井架或暗井顶部，承托提升钢丝绳的导向轮。分“固定天轮keyed headsheave”和“游动天轮floating headsheave”。
随便看	operation element file operation desk Operation Detachment operation detail operation detail additional description operation detail form operation device operation diagnosis operation diagram operation diary on duty operation digraph operation dilemma operation dimension operation dimensions operation direction Operation Direction Message operation directive operation direct seeding Operation disallowed on SMI pseudo table operation dispatcher operation dispatcherod operation dispatching operation display operation disturbance operation division