基于气压计基点测定法，介绍了保德煤矿通风阻力测定的布置方案和计算理论依据。
Based on the base point measuring method of the barometer, the layout alternatives and the calculation theoretical basis of the ventilation resistance measurement in Baode Mine were introduced.
首先必须设计和布置测网，选择一个测量基点，而这些测网交点便是重力测量的观察点。
First of all, You have to design the gravimetric network and a base stATion. Gravimeter observATion are usually made AT the corner of the square grid.
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