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 ,我国预应力钢绞线行业速发展 ,满足了建筑业需要。
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 ,我国预应力钢绞线行业速发展 ,满足了建筑业需要。
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