And it turns out to be easier to study the behaviour of such fluids by looking at the barriers than at the bodies of fluid which those barriers separate.
要研究这一流动体的活动，通过观察其中的界限要比观察被界限切分出的群体容易的多。
Petroleum and related products - Determination of the ageing behaviour of inhibited oils and fluids - TOST test - Part 2: procedure for category HFC hydraulic fluids.
石油和相关产品。防腐蚀油和液的老化性能测定。TOST试验。第2部分：HF C类液压液规程。
Very important for the swelling behaviour Is the polar character of the water molecule. Experiments with nonpolar fluids like heptanor benzine showed no or only very small swelling.
同一岩样浸入极性和非极性的流体中，其膨胀性能是不同的，这与水分子的极化特性及其表面张力有关。
Very important for the swelling behaviour Is the polar character of the water molecule. Experiments with nonpolar fluids like heptanor benzine showed no or only very small swelling.
同一岩样浸入极性和非极性的流体中，其膨胀性能是不同的，这与水分子的极化特性及其表面张力有关。
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