As the pump rotor continuous rotation, the above cycle of suction and exhaust process and the achievement of the purpose of the pump continuousextraction.
随着泵转子的连续旋转，以上吸气和排气过程循环进行，实现了泵的连续抽气目的。
3
The total technical process and suitable conditions for continuousextraction of essential oil, pigment, pectin and hesperidin from orange peel were studied.