The construction volume calculation method, universal programme and application method of channel regulating structures are introduced.
介绍航道整治建筑物工程量的计算方法、通用程序及使用方法。
An introduction is given to dewatering design, calculation of gushing water volume, and selection of pump for the construction of underdrain.
结合工程实际情况，介绍在有地下水地区的暗渠施工降水案设计、涌水量计算、水泵选择。
The calculation of precipitation volume, arrangements, construction and matters needing attention of precipitation well are introduced.
介绍对深基坑的降水量计算、降水井的布置施作、降水井施作及运营期间的注意事项。
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