P-gas的意思|示意

The performance of the three catalysts was studied in the catalytic combustion of volatile organic compounds (benzene, toluene and p-xylene) via the Gas Chromatogram analysis.

以气相色谱为检测手段，用常压连续催化燃烧装置考察了这三种催化剂对甲苯、苯、二甲苯的催化燃烧性能。

For the tight sandstone containing gas, only velocity ratio of P wave to s wave and Poisson ratio are sensitive to fluid variation.

而对于致密含气砂岩，纵、横波速度比及泊松比对流体变化相对较为敏感。

They cause all the welding of double tubes, joint boxes and gas-collecting tubes to realize the backing weld of TAW-P. The quality of the double tube waste heat boilers have been improved.

并对喷嘴、规范参数、坡口形式等作了相应改进，使双套管、联箱、集气管的焊接全部实现了钨极氩弧焊打底，从而提高了双套管废热锅炉的质量。

This paper introduces the time series AR (p) self-regression model. and how to apply it to predict the output of B. F. gas in Iron and Steel Works.

本文介绍了时间序列ar (P)自回归模型以及如何利用它来预测高炉煤气的产量。

The numerical calculation shows that the restrained gas will reduce the velocity of P waves and increase the damping constants corresponding to P …

数值算例指出，束缚空气的存在将使P波速度降低而使其相应的阻尼常数增大，但对S波却无影响。

Not only the oil and gas layer, but also the lateral distribution of it can be detected by synthetically analyzing P-wave section, PS-wave section and the layer distribution.

联合应用P波剖面、PS波剖面和地层属性参数可以直接检测油气层和油气层的的横向分布范围。