(鳞翅目幼虫)压丝器
The QTY of contacts is3-pin to8-pin, the connection method for the thread type, pinhole connections for welding type, press-fit and PCB type.
电连接器芯数范围从3芯到8芯,连接方式为螺纹式,针孔的连接方式为焊接式,压接式和PCB式。
There are several traditional thread tapping method such as: tapping by hand work, tapping by drill press, vibration tapping.
传统的螺纹加工方法有:手工攻丝、钻床攻丝、振动攻丝等。
Technical characteristics of reinforcing bar jointing with peel rib to roll press rectangular screw thread on project application
钢筋剥肋滚压直螺纹接头工程应用技术特点
The connectional strength of FRP thread by press molding is bigger, the period of production shorter, surface brighter and cost lower.
模压螺栓或螺母连接强度大,生产周期短,产品表面光洁,成本低。
Volume calculation of worm thread of continuous screw press
螺旋榨油机榨螺螺纹体积计算的研究
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