The front of the house was faced with concrete. 房屋正面涂著(zhù)一層混凝土。
For the laminated pouring of mass concrete, the best time slot is close to the time that mass concrete reaches the tiptop temperature. 對分層澆筑混凝土而言，其最佳分層澆筑間隔時(shí)間一般在先澆筑層混凝土達到最高溫升的時(shí)間附近。
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