The gas transport process in tunnel and the cause of gas accumulation at the upper corner of coalface are described. 论述了煤层巷道及工作面上隅角瓦斯运移过程及其局部区域和上隅角形成瓦斯积聚的原因;
Mayer G,Wittmann F H.Large-scale Experiment for Water and Gas Transport in Cementitious Backfill Materials (Phase 1 ). 中华人民共和国国家标准.
Put the mattresses,bedclothes,bed sheets,pillow fillers etc.to be disinfected into the attached plastic disinfect cover or sealing bag,and then connect to the gas transport pipe. 用配备的塑料消毒罩或密封袋将待消毒的床垫子、被褥、床单、枕芯等包好，连接消毒器输气管。
Modeling of gas transport and calculation during CVI processing[J].Journal of Aeronautical Materials, 2002, 22(1): 11-15. CVI工艺过程中气体传质模型与计算[J].
There are some problems in the forecast of the gas transport and distribution, such as experience, uncertainty, irrationality, etc. 燃气输配预测中存在经验性、不确定性、不合理性等问题。