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。
In the unloading process of light oil of tank car, the auxiliary unloading system of light oil pump controlling room is used to substitute the current vacuum unloading system.
在铁路轻油罐车装卸工艺中，采用轻油泵房辅助卸油装置可以替代现有泵房工艺流程中的真空系统。
In the unloading process of light oil of tank car, the auxiliary unloading system of light oil pump controlling room is used to substitute the current vacuum unloading system.
在铁路轻油罐车装卸工艺中，采用轻油泵房辅助卸油装置可以替代现有泵房工艺流程中的真空系统。
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