... jack leg ==> 起重顶杆 jack lever ==> 千斤顶加力杆,顶重杠杆 jack lift ==> 起重吊车 ...
基于1个网页-相关网页
起重杠杆
lever jack [机] 杠杆式千斤顶 ; 杠杆起重机 ; 杠杆千斤顶
Jack operating lever 千斤顶操纵杆
ratchet lever jack 棘轮涡杆千斤顶
rack-and-lever jack 齿杆千斤顶
lever r jack 杠杆式千斤顶 ; 杠杆起重机
jack engine lever 双臂杠杆
master cylinder lever jack 导针片
jack lever
杰克杆
以上为机器翻译结果，长、整句建议使用 人工翻译 。
After all, the piano is such a welter of machinery: Push a key and before you hear a note, a small lever pushes against an intermediate lever, which pushes a jack, which pushes a roller, which pushes a hammer toward the strings.
NPR: Murray Perahia: Bonding With Bach And Chopin
应用推荐
模块上移
模块下移
不移动