一个不稳定的直排四缸引擎的实际排量极限大约在2.4升。
The practical limit for an unbalanced inline-four is around 2.4 litres.
现场的实际应用情况说明,LB1600大排量螺杆泵采油系统与95泵、电泵相比,排量降低有限,节电效果明显。
The practical application of LB1600 large displacement screw pump systems showed that the displacement reducing are limited and energy-saving are effect compared with 95 pumps.
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