Three major oil unloading methods used in tank trains are introduced. They are vacuum system, sliding vane pump, and submersible pump unloading.

介绍了轻油铁路卸车主要采用的三种方式，即真空系统接卸、滑片泵(转子泵)接卸和潜油泵接卸。

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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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There are three major processes in light oil tank truck unloading, namely vacuum pump unloading, submerged pump unloading, and slide pump unloading.

轻油罐车卸槽工艺主要有真空泵卸槽法、潜油泵卸槽法和滑片泵卸槽法。

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