The influence of variation of inlet speed, oil temperature and concentration of polymer solution on the distribution of flow field in the quenching tank was also analyzed.

并研究了淬火槽进口速度、光亮淬火油的使用温度、聚合物浓度对于流场分布的影响。

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Field application shows that an immersible pump method is the most ideal method for the oil vacuum unloading system of rail tank wag.

实践表明，卸槽潜油泵法是火车槽车负压卸油系统改造的最理想方法。

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In the field tests, it has been proved that the safety of oil tank lifting is closely correlative with the lifting force and the stress status at the action point.

现场实验证明，单点提升力和罐壁受力点的应力状况直接关系到油罐举升的安全。

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