n.弹簧制动杆 spring and lever loaded valve: 弹簧平衡阀clamp lever: 夹紧把手; 夹紧杆lever clamp: 杠杆夹具loaded spring: 载荷簧spring loaded: 春季加载的; 弹簧加压的; 受载弹簧下载手机词典可随时随地查词查翻译