And as part of the effort to involve the local people in rebuilding, women's self help groups are producing bricks, roofing tiles, and cement concrete hollow blocks to modern specifications.
作为当地人口参与重建工作的一部分，妇女自助小组参与了砖、瓦、以及现代水泥混凝土空心砖的制作。
Inspect mineral ore, metal, cement, glass, clay or concrete products at various stages of processing to ensure adherence to specifications.
在不同的处理阶段检查矿石，金属，水泥，玻璃，粘土或水泥产品，以确保遵守规范。
Cement - Part 1: composition, specifications and conformity criteria for common cements.
水泥。第1部分：通用水泥的一致性标准，规范和组成。
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