The ball mill′s rotational speed can only affect the impact force and frequency and has no influence on its separation point between balls and mill wall.

高能球磨机的转速不会影响磨球与磨筒壁的脱离点，只会影响磨球对粉体的撞击力及撞击频率。

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The principles of Feng Shui got me thinking about what influence the placement of things and objects in an advertising environment can affect the impact and outcome of a marketing campaign.

FORBES: Feng Shui, New Offices, Advertising and StrawberryFrog