Of course, a tropical cyclone depending on where you are in the world can cool off the water fast.

当然，热带气旋可以使海水迅速降温，不过要视所在地区而定。

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In the course of separation within a three-product HM cyclone, the tangential velocity of particles are slack behind that of heavy medium, leading to contamination of dirt in concentrate;

在无压给料三产品重介质旋流器分选过程中，由于物料的切向速度可能会滞后于重悬浮液的切向速度，致使精煤受矸石污染；

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