制作链锯确实无需高深科技，只是用传统的螺丝螺母将塑料手柄和金属链条加以组合。
There is no particularly special technology needed to make a chainsaw. It's really just plastic and metal parts screwed together with old-fashioned nuts and bolts.
这只不过是一块塑料大螺母和螺栓在每个结束。
It is simply a piece of plastic with a large nut and bolt at each end.
本发明涉及一种发动机的带塑料风叶的组合飞轮，该组合飞轮用飞轮螺母固定在发动机曲轴前端上。
The invention relates to a sectional flywheel with a plastic fan blade for an engine, which is fixed on the front end of an engine crankshaft by a flywheel nut.
车削件，塑料膨胀管非标螺丝，螺母， 膨胀钉…我公司成立于1997年，主要生产五金冲压件，车削件，塑料制品等产品。
My company was founded in 1997, mainly produces metal stamping parts, turning parts, plastic products and other products.
压入式螺母通过加热或利用超音波可快速安装到热塑性塑料中，它的两道相反旋向的压花带可提供较高的抗扭转和抗拉拔能力。
Insert nut is designed for rapid installing into thermo-plastics by means of ultrasound. Its two opposite helical knurl bands provide a combination of high torque and pulling out resistance.
主要包括各种铆钉螺母、螺栓、机床附件、通用机械零部件、 钢丝螺套，螺纹护套、塑料紧固件、尼龙紧固件等，许多产品都远销欧美各国。
Mainly including various Rivets, Screws, Bolts, Machine Elements, In general use machine"s parts, Thread Inserts Nylon Fasteners etc, many products all sell the world far."
主要包括各种铆钉螺母、螺栓、机床附件、通用机械零部件、 钢丝螺套，螺纹护套、塑料紧固件、尼龙紧固件等，许多产品都远销欧美各国。
Mainly including various Rivets, Screws, Bolts, Machine Elements, In general use machine"s parts, Thread Inserts Nylon Fasteners etc, many products all sell the world far."
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