critical torsional vibration
... critical throat area 喉部临界截面面积 critical torsional vibration 临界扭转振动 critical value 临界值 ...
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critical torsional vibration torsion balance
...传动系扭振减振 forced vibration torsion pendulum 强制振动扭摆 critical torsional vibration torsion balance 临界扭转振动 ..
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