一台好的试验固紧装置应该是重量轻而刚度大。

The requirement for a good test fixture is maximum stiffness for the lightest possible weight.

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电机硅元件应经常清理尘垢，检查元件固紧螺丝，以防电器件震动而松脱，致损坏机器。

The silicon parts in the generator should be often cleaned, checked and screwed in case that some parts are loose or fell off and then cause damage to the machine.

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采用上述结构，固紧装置在气体的缓冲作用下，的固定性能更好，不易发生松动，手术效果好。

Due to the adoption of the structure, the fastening device has better fixity, not easy looseness and good operation effect under the action of air cushion.

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