查询词典 spring up

helical extension spring：螺旋拉伸弹簧

螺旋压缩弹簧 helical compression spring | 螺旋拉伸弹簧 helical extension spring | 螺旋扭转弹簧 helical torsion spring

extension coil spring：拉伸螺旋弹簧

spring 弹簧 | extension coil spring 拉伸螺旋弹簧 | compresson coil spring 压缩螺旋弹簧

spring-activated firing pin：弹簧推动式击针

spring yoke 弹簧轭 | spring-activated firing pin 弹簧推动式击针 | spring-actuated 弹簧驱动

spring free end：弹簧自由端

spring frame of seat 弹簧座架 | spring free end 弹簧自由端 | spring freshet 春汛

spring freshet：春汛

spring free end 弹簧自由端 | spring freshet 春汛 | spring frost 晚霜

spring frog：弹簧岔心

spring force 弹力 | spring frog 弹簧岔心 | spring head 泉源

spring greens：嫩的卷心菜

spring 小的 ,不成熟的 | spring greens 嫩的卷心菜 | spring man 年轻人、毛头小伙子

spring hanger：弹簧吊架

弹簧垫圈|Spring washer | 弹簧吊架|Spring hanger | 弹簧钢|Spring steel

spring hanger：弹簧挂钩

spring guide 弹簧导盘 | spring hanger 弹簧挂钩 | spring high water 大潮高潮

spring hanger：弹簧吊架,弹簧挂钩,钢板弹簧吊耳

spring handle 弹簧手柄 | spring hanger 弹簧吊架,弹簧挂钩,钢板弹簧吊耳 | spring hanger bar 弹簧吊架杆

steam trap valve：疏水阀

球阀 ball valve | 疏水阀 steam trap valve | 蛇管式换热器 serpentine type heat exchanger

aldermanship：市政官

aldermanry 议员 | aldermanship 市政官 | Alderney 乳牛