离心刹车靠的是摩擦力，通过调整刹车豆的数量来控制对线杯的摩擦力。
Centrifugal braking systems are friction based and typically have pins that adjust to apply more or less friction to the spool.
利用离心机转子的旋转在试杯中营造超重力场，而电解铜粉反应 在该超重力场中进行；
The hypergravity fields are generated in a test cup by utilizing the rotation of a rotor of the centrifuge, and the copper powder electrolysis reaction is carried out in the high gravity fields;
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