胶合木的强度和紧固能力消除了铝管底板的需要，即木结构直接作为幕墙窗系统的支撑。
The strength and fastening capability of glue-lams eliminated the need for aluminum tube backplates, whereby the wood supported the curtain wall window system directly.
沙曲煤矿山西组煤层开采过程中，煤层顶底板砂岩含水层构成煤层开采时的直接充水含水层。
In the process of Shanxi formation seam mining in Shaqu Colliery, the seam roof and floor sandrock aquifers constitute the direct discharge aquifers.
底板有特殊凹位设计，可以直接用双面胶固定。
The base has special concave design, and can be fixed with double-sided tape.
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