"The risk-reward ratio is worst for non-founders in pre-traction/pre-funding situations, " he writes.

因为在吸引力或资助不足的情况下，非联合创始人的非风险/回报比率很糟糕。

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The study shows that the slipping ratio is less, the spin angular velocity at traction contact point is also lower and the transmission efficiency is…

研究表明，存在一个半接触角使得无级变速器在整个速比范围内，滑动率较小，自转角速度的绝对值较小，传动效率也较高。

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