screw pump

基本解释

These research results possess a certain reference value to the design and application of the screw pump.
这些研究结果对地面驱动螺杆泵的设计及应用有一定参考价值。
There is no internal scale product of dry screw pump owing to the late research starting, so like products are all depend on importing and the price is very expensive.
由于国内螺杆干泵的研究起步较晚，目前还没有规模化的产品，同类产品全部依靠进口，价格十分昂贵。
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。
b-yd.com

螺杆泵
In a newly down-hole driven twin-screw pump, the double circular arc gears, which make the twin-screws run simultaneously and realize power split, are the key components in determining the working capacity of a pump.
在新型井下驱动双螺杆泵中，实现两个螺杆同步运转和功率分流的双圆弧齿轮是决定泵工作能力的关键部件。
螺旋泵
螺杆型泵
螺旋式泵

螺杆泵
At present, the screw pump is widely used in exploiting crude oil with high viscosity, high sediment concentration or high gas content. And the quantity of the screw pump well is increased year by year.
目前,螺杆泵广泛用于开采高粘度、高含砂量和高含气量的原油中,且螺杆泵采油井数量逐年递增。
螺杆式水泵