technology of preventing crack
technology of preventing crack
防裂技术
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Combined with Yangdu home garden, how to the technology measures for preventing crack appearance of large volume pumping concrete under winter low temperature condition is introduced.
介绍了洋都家园基础大体积泵送混凝土在冬季低温条件下，如何防止裂缝出现的技术措施。
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