In petrochemical production, such methods as air compressing, pump circulation, mechanical blending and pipeline mixing are usually used in product mixing.
石油化工生产中常用的油品调合方法有压缩空气、泵循环、机械搅拌和管道调合。
As a kind of mechanical parking equipment, vertical circulation parking equipment can solve effectively the difficult-to-park problem due to shortage of parking area.
垂直循环停车装置是一种机械式停车设备，它是解决城市停车场地不足、停车难问题的有效措施。
It provides paint cooling by circulation through the use of heat exchangers to remove heat generated by the electrical work of coating or that was created through the mechanical work of pumping.
经过热交换器冷却槽液，以除去由涂装电功及泵运行的机械功所产生的热量。
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