建筑施工废料主要由碎砖、混凝土、砂浆、桩头、包装材料等组成。废料数量因施工及管理情况不同，各建筑工地差异很大；
Construction waste is mainly composed of bricks, concrete, mortar, piles and packing material, and its quantity varies largely in different sites.
本文为生产特种薄壁加筋结构包装箱而设计、制备了混凝土加固玻璃钢RTM模具。
A pair of mold is designed for the package case with thin wall and rib by RTM process.
连续包装被供给到传送带、集料带、罐车、称料斗、拌和车、或预混机（15）上，其中，包装被打开并将纤维投配到混凝土中。
The continuous package is fed to a conveyer belt, an aggregate belt, a skip, a weigh hopper, a truckmixer, or a premixer (15), wherein the package is opened and the fibres are dosed into the concrete.
本标准规定了用于水泥混凝土中外加剂的术语和定义、要求、试验方法、检验规则、包装、出厂、贮存及退货等。
This standard specifies the terms, definitions, requirements, test procedures, inspection rules, package, delivery, storage and return of admixtures used in concrete.
本标准规定了用于水泥混凝土中外加剂的术语和定义、要求、试验方法、检验规则、包装、出厂、贮存及退货等。
This standard specifies the terms, definitions, requirements, test procedures, inspection rules, package, delivery, storage and return of admixtures used in concrete.
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