本文推导出了使回转仪进动的惯性力偶矩公式及由进动产生的惯性力偶矩公式。
The paper deducts the formula of principal moment of inertial force system of gyroscope and the formula of its principal moment of inertial force system by its moving force.
在高速络纱时，由于惯性作用，筒子的回转会导致纱线张力的波动。
At high winding speeds, due to inertia, the rotation of the spool may lead to tension variations in the yarn.
这二者形成“回转半径”，具有克服抖动形成的许多惯性力的功能。
In both, the large "radius of gyration" means the shaking has a lot of inbuilt inertia to overcome.
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