净力，是指作用于同一物体上的多个力的合，通常为矢量和。
双语例句原声例句
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如果没有净力，那就不会下降了，如果那个力大于这个。
If there had been a net force, then indeed it would also go down, if this force were larger than this.
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所以综合，物体受的所有力，车轮不会受到净力，但是有一个，净作用力，那就是我要推进的。
And so the net, the sum of all forces on that object there is no net force on that wheel but there is a net torque, and that's why it's going to precess.
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首先兴业的注意力集中在交易员的净暴露上，即被套利的交易组合之间的差值。
The first was the bank's focus on traders' net exposure, the difference between the portfolios that are being arbitraged.
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If the two forces don't cancel, you have a net force.
如果这两个力没有抵消,便会有一个净作用力
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$firstVoiceSent
- 来自原声例句