main screw cap 主螺帽子
length-to-diamerer ration of main screw 主螺杆长径比
main valve head cap screw 主阀盖有头螺钉
To be suitable for disassembling the steering wheels of different vehicle types, an adjustable spacing connection is designed between the main screw and the drawing bolts.
为适应拆卸不同车型的方向盘，所述主丝杠与拉拔螺栓之间设计为可调间距连接。
The main-beams of the lower deck had to be shored with screw-jacks forthwith.
下层甲板的主梁必须立即用螺旋千斤顶进行支撑。
Main products are drill and screw, which almost cover all the sizes and configurations.
主要产品是钻头和螺杆，我们提供几乎所有型号和结构。
应用推荐