pipe sampling endometrial biopsy 吸管法内膜取材
Sampling Pipe [矿业] 采样管 ; 取样管 ; 样本瓦斯
gas sampling pipe 气体取样管
Gas Sampling Pipe& Instrument Diagram 气体取样管和画图设备
Drilling pipe for sampling 取样钻杆
Vacuum sampling pipe 真空取样管
sampling with single pipe 单管采样
Gas Sampling Pipe&Instrument Diagram 气体取样管和画图设备
When sampling, the speed of sample gas is similar to the actural pipe gas by controlling the sample gas flow.
取样时通过控制采样流量，使样气流速模拟取样点管道中煤气流速达到等速取样的条件。
The test result shows absorption of air pipe with automatic monitoring sampling is main reasons causing lower value than that of the five days sampling method do.
对大气二氧化硫连续自动采样过程中的导气管吸附、样品的放置时间、 吸收液的放置时间、采样高度等方面进行了试验。
The result shows that the length of the sampling pipe inserted into the vent-pipe and the vent-pipe's airproof are the key factors for the correct exhaust emissions results.
研究分析表明：尾气采样探头伸入排气尾管的长度及取样点前的测量管路密封性是保证测量结果正确性的主要因素。
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