Which provides design reference and engineering parameters for the light weight steel portal frame construction to be used in earth surface deformation area.
为在地表变形地区采用轻钢门式刚架结构提供了设计依据和工程参数。
The application of light ends geochemical parameters to the area of Chuanxi is effective and the conclusion is reliable.
轻烃地化参数在川西地区的应用有效，结论可靠。
The application of light ends geochemical parameters to the area of Chuanxi is effective and the conclusion is reliable.
轻烃地化参数在川西地区的应用有效，结论可靠。
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