The railtanker has to be washed, before it is loaded.
铁路槽车在装产品之前，必须进行清洗。
2
Railtanker is not only a kind of means of transporting oil and other products, but also a kind of metering device.
铁路罐车既是运输石油及其产品的工具，又是计量的器具。
3
The height of railtanker, model of strapping table of tanker, and special tanker will influence the accuracy of metering results in the oil metering of railtanker.