B, single screw pump before adding buffer tank in pipeline, the buffering can store a certain amount of crude oil, and a current limiting device for mixture pumps supply a certain amount of crude oil.
单螺杆泵前管路中增设缓冲罐，在缓冲罐里储存一定量的原油，并用一套限流装置给混输泵供给一定量的原油。
2
To solve the master cylinder express entered the shortage of oilsupply in the top of the mainframe installed oiltank.
为解决主缸快进时供油不足的问题，主机顶部设置补油油箱进行补油。
3
Nozzle: Connect the oiltank and supply the fuel to engine.