钢结构加工及制造背景 Steel Manufacture or fabrication background
中顶板拉伸新工艺可有效提高车顶钢结构制造质量。
The new tensile technology of the middle roof plate can improve the manufacture quality of the roof steel structure efficiently.
从四个方面说明现阶段中国钢结构制造加工企业发生起重事故的因原。
From four aspects that present Chinese steel structure manufacturing processing enterprise happen because of the original.
本文第七部分探讨针对钢结构制造加工企业发生的事故类型，应采取什么样的防范措施才能有效的进行预防。
This paper discussed the 7th part in steel manufacturing processing enterprise accident type, what kind of preventive measures should be taken to prevent to be effective.
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