A section bar of a self tapping screw for saving drilling hole is provided with high-tightening force, which belongs to the design preparation technical field of the section bar.
可免钻孔上自攻螺丝并具有高紧固力的型材,属型材的设计制造技术领域。
Abstract: This paper mainly analyses the task, foundation, contents, procedures, key points of construction organization design preparation as well as the strategies and skills of bid quotation.
[摘要]主要对建筑企业施工组织设计编制的任务、依据、内容、程序、重点以及投标报价的策略和技巧进行论述。
I will discuss each of these design decisions for optimal preparation.
为了提供最好的准备,我将讨论每个设计决策。
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