詞語：jack-screw
jack-screw的意思
jack-screw 螺旋千斤頂,起重螺旋;jack-screw screw jack 起重螺旋;jacking screw jack-screw screw jack 螺旋千斤頂;differential-screw jack 差動千斤頂;bar-screw jack 棒形千斤頂;
jack-screw的參考例句
1.His comrades had nicknamed him Jean the Jack-screw. 他的夥伴們替他起了個渾名，叫冉千斤。
2.The micro motion drive unit is a highly refined screw-driven hydraulic jack. 微形 傳動 裝置是一個極精製的螺桿用液壓作動筒。
3.Javert, who had come up at the moment of the accident, had sent for a jack-screw. 沙威在出事時趕來了，他派了人去找一個千斤頂。