brass-plated mild steel round head machine scre
镀黄铜圆头软钢机器螺丝
nickel-plated mild steel round head machine screw
镀镍低碳钢圆头机器螺丝
brass-plated mild steel countersunk head machine screw
镀黄铜平头软钢机器螺丝
nickel-plated mild steel countersunk head machine scre
镀镍低碳钢平头机器螺丝
a threaded screw for machine parts; screws into a tapped hole.
一种适用于机器部件的螺纹螺丝；可以放进塞孔的螺丝。
screw-melter-fed spinning machine
螺杆式熔化器喂料纺丝机
The machine is not working well as a screw has come loose
一颗螺丝钉松了，因而机器工作不正常。
The screw on the machine seems loose; you need to tighten it up.
（这机器的螺丝钉松了，你要上紧。
fasteners inspection and measurement instruments
螺丝、螺帽品检量测仪器
hex machine screw nut
机械螺丝用六角螺帽
Remove screws to access the dust filter
卸螺丝以便取出滤尘器
feed regulator thumb screw
进料调节器指拧螺丝
blue printing machine
晒图机bolt-screwingmachine 螺栓车丝机
screw for motorcycle or bicycle heading machine
机(踏)车用螺丝成型机
screws and shafts for motorcycle or bicycle
机(踏)车用螺丝、轴心
engine idling speed adjusting screw
发动机怠速调整螺丝
tighten the screw on a fruit press
旋紧水果榨汁机的螺丝
