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现有的浇注混凝土方法极为多种多样,其范围从现代化的泵送技术到采用罐桶和吊篮的手工操作。这种现象的存在既有优点也有缺点。广泛的选择可使具体问题的解决有
The existing methods of pouring concrete are extremely varied, ranging from modern pumping techniques to the manual operation of tanks and baskets. The existence of this phenomenon has both advantages and disadvantages. Extensive choices can solve specific problems