Screw making machines 螺钉制造机器
Screw Type Machines Are Recommended 推荐采用的螺杆类型
Drywall Screw Making Machines 螺丝制造设备
screw filling machines 螺旋装药机
Screw Heading Machines 螺丝打头机
Special Machines Meter Screw 特殊螺丝
screw refrigerating machines 螺杆式制冷机
GREEN machine schedule: Daily, computerized schedule of tubing stock organized by outer diameter size, to be run on the screw machines per customer requirements.
毛坯件机加工计划：对按照外径分类好，按客户需求在车床上加工的管材的日常计算机管理计划。
Operate machines or equipment which weld, solder, bolt, screw or rivet metal parts together.
操作机器或设备，焊接，螺栓，螺钉或铆钉金属零件。
As indicated in the section on simple machines, a screw ACTS with a wedging action and consists of a circular cylinder (or truncated cone) with a helical groove in it.
如在简单的机器上的区段所指出的，一个螺丝钉以一个楔住行动行事而且有圆形圆筒(或者切断了圆锥体)与一螺旋状的在它里面的凹槽。
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