垫片英文字母

spring shim

弯头Bend 法兰Flange 钢板Steel plate 钢管Steel pipe 垫片Filling piece 螺栓Bolt

spring washers

spring shimStudy on punch mould of tape box's special spring cushion produce磁带盒专用弹簧垫片冲压模的研制spring有弹簧的意思。Barbicane, as if he had been set in motion by a spring, raised himself up.巴比康象受到弹簧推动似的,霍地站了起来。“The American economy is coiled like a spring and ready to go,” he chirped in 2003.2003年,“美国经济像弹簧一样蓄势待发。”,2003年他这样说。shim 是薄垫片的意思。The Aluminum Frame Shim Bracket is for use with aluminum frame glass doors.铝框架薄垫片支架用于铝框架玻璃门。

螺丝垫片用SP代替，螺丝垫片screw spacer 取首字母缩写就是SP所以螺丝垫片用字母SP代替比较合适