Through a real air condition cold load calculation example of a villa, the paper provides a reference of air condition cold load per square meter in summer of Guiyang.
对贵阳地区某别墅空调冷负荷进行详细计算，计算结果可作为贵阳地区相似建筑夏季空调冷负荷估算的参考值。
Get through theory calculation and testing, it has proved that air reverse circulation can be satisfied constructional claims of over thousand meters deep water well, with existing equipments.
本文通过理论计算及实验，证实了使用现有设备，气举反循环可以更好的满足超千米深水井的施工要求。
The applicability of converting from manufactured gas to natural gas-air mixture is analyzed through calculation and gas appliance test.
通过计算与燃具试验，分析了天然气混空气转换人工煤气的适用性。
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