Discusses the right calculation methods of supply water flow in design of resident district.
探讨在生活小区设计工作中正确计算给水流量的方法。
Get a supply according to different levels and complete basic sale limit in this district.
按不同的级别进货和完成本区域基本销售额度。
Get a supply according to different levels and complete basic sale limit in this district.
按不同的级别进货和完成本区域基本销售额度。
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