长丝是极长的纤维，包括天然丝和化纤丝。

Filament is very long fibre, including the natural fibre silk and the synthetic fibres.

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目的：了解双极射频能量对纤维化软骨的治疗效应。

AIM: To evaluate the therapeutic effect of bipolar radiofrequency energy in fibrillated cartilage.

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高营养水平组肌纤维密度极显著的高于其它两组（P<0.01）；

There were extremely significantly different (P<0.01) in the content of density of muscle fiber.

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