the rigidization strip is in fixed connection with the support pier stud through a prestressing force elastic steel bearing;
刚化带与撑墩柱之间通过预应力弹性固定连接;
the rigidization strip is in fixed connection with the support pier stud through a prestressing force elastic steel bearing;
刚化带与撑墩柱之间通过预应力弹性固定连接;
Connecting without teeth space under prestressing force,use for driving of the drive shaft,lifting flatform and lathe,etc;
预应力下齿隙的连接,用于主,升降平台和机床等;
Extensive base builds nation of benefit from benefit from, industry of skeining thread of our country prestressing force steel gets high speed develops, satisfied the need of bldg.
【摘要】受益于国家大规模基础建设 ,我国预应力绞线行业得到高速发展 ,满足了建筑业的需要。
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