... aggregate demand 总需求量 aggregate erection 组合安装 aggregate error 聚集误差 ...
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To ensure the quality of the deck, the quality of sand gravel aggregate, cement, additives, leveling of slope face and erection of lateral forms, and the collapse degree were controlled strictly.
为保证面板的质量，对砂石骨料、水泥、外加剂和坡面平整度、侧模安装质量及混凝土的塌落度等进行了严格的控制。
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