Mainly used in oil fields, oil depot, ports, docks, ship big flow like oil, oilunloading!
主要用于油田、油库、港口、码头、船舶等大流量输油，卸油！
2
Three major oilunloading 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。
3
There are easier combustion and explosive oil gas and several disastrous fire sources in crude oilunloading; hence, there is bigger fire hidden trouble.