The isobaric integral heats of vaporization of benzene-n-heptane binary system were determined and correlated with a vapor-flow calorimeter.
用气体流动量热计测定并关联了苯-正庚烷二元体系的等压积分汽化焓；
The process of DC discharge in O2/N2 mixtures with the different N2 concentration has been simulated. The dependences of number of collisions with the E/N and the energy of electron are given.
对于O_2／N_2混合气体，模拟了不同配比条件下直流放电过程，得出了发生碰撞的粒子数随E／N、电子能量的变化；
Poisonous liquid, which in contact with water emits flammable gases, n. O. S. (Inhalation Hazard Zone a).
有毒液体，遇水释放可燃性气体，未作说明(吸入危害带a)。
Based on the characteristics that in coal bed gas exist rich benzene and poor N-hexane, the authors propose two indicators as"Benzene lndex"(B)and"N-hexane lndex"(H)to distinguish the coal bed gas.
根据煤层气体具有富苯和贫正己烷的特征，提出了“苯指数”（B）和“正己烷指数”（H）两项判别煤层气的指标。
Poisonous liquid, which in contact with water emits flammable gases, n. O. S. (when "Inhalation Hazard" is on a package or shipping paper).
有毒液体，与水接触会放出可燃性气体，未作说明(当包装或运货单上注明“吸入危害”时)。
Filter: n. A porous material through which a liquid or gas is passed in order to separate the fluid from suspended particulate matter.
用于过滤的材料：可通过液体或气体的多孔性物质，以便从悬浮物质中分离液体vi。
Filter: n. A porous material through which a liquid or gas is passed in order to separate the fluid from suspended particulate matter.
用于过滤的材料：可通过液体或气体的多孔性物质，以便从悬浮物质中分离液体vi。
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