... 螺丝螺母和紧固件 fasteners/fixings 螺母垫圈 cap collar gasket; nut collar; washer of nut 机器螺钉和垫圈组合件 screws and washers assemblies ...
双语例句
1
They are made up of sleeve, lock nut and lock washer.
它由称套、锁紧螺母、锁紧垫圈组成。
2
The minimum across flats dimension of the hex bolt or hex nut being used to test the loose washer must not be greater than 1.5 times the basic thread size.