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.
介绍集装箱底板用胶合板厚度自动检测系统的设计。
An automatic thickness measuring system for plywood for container flooring was designed in this study.
屋面系统由主檩条、底板、次檩条、吸音层、保温层和面板组成。
The roof system consists of main purlin, bottom plate, secondary purlin, absorption sound layer, insulating layer and faceplate.
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