Detailed measuring point layout schemes and test methods for the different parts directly contacting with combustion gas are introduced and tests on diesel engine CA6DF1-27are done.
针对不同的与燃气直接接触的发动机零件，介绍了具体的测点布置方案及测试方法，并对CA6DF 1 - 27型柴油机进行了实机试验。
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.
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。
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