single-impulse turbine 单电子脉冲式涡轮船上的发动机 single-screw oil pump 单螺杆油泵 single-spindle automatic chucking machellone 单轴不佣人的劳力夹头车床 ..
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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。
A, start the multi-port oil Wells in oil field blocks at the same time, let the well of oil and gas complement each other, make into the medium of the single screw pump as far as possible even.
同时开动油田区块中的多口油井，让油井的油气相互补充，使进入单螺杆泵的介质尽量均匀。
The single screw oil pump is a new type extracting oil pump, which is simple in structure and high in performance with low working cost.
单螺杆抽油泵是一种新型的采油泵，结构简单，性能可靠，作业成本低。
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