试验结果表明：胸肌纤维直径随体重的增加而不断增粗。
The results showed that: Chest muscle fibers with a diameter of the increase in weight and keep thickening.
优质肉鸡的肌纤维直径和密度与肌肉品质之间有密切关系。
High quality meat chicken had close relation with the muscle fiber diameter and density.
高剂量组的腿肌肌纤维直径极显著大于对照组（P<0.01）。
The leg muscle fiber diameters of the high dose group were extremely bigger than the control group (P<0.01).
本试验的两种不同饲养水平对76.5千克阉猪的肌纤维直径无显著影响。
For the 76.5 kg finishers of both breeds, there was no significant difference of fiber diameter between the two nutritional levels.
相关分析表明，剪切值、总胶原蛋白、热残留胶原蛋白和肌纤维直径是嫩度评定的主要指标。
Shear force, total collagen, heat insoluble collagen, and muscle fiber diameter are the main index of muscle tenderness evaluation.
结果表明：随着日龄的增加，不同部位肌纤维的直径均显著增加（P<0.01）；
The results indicated that the diameter of different muscle fiber was obviously increased as the days of age increasing(P<0.01).
结论：游泳训练，尤其是加负荷的游泳训练可以促进骨骼肌肌纤维类型的转变，也可以扩大肌纤维和运动终板的直径。
Conclusion: Swimming training with loads promotes transformation of the muscle fiber types and increases the diameters of the muscle fiber and the endplate as well.
结果：间歇跑训练使红肌纤维数增加16.3%，中间肌纤维数减少10.1%，白肌纤维数减少6.1%，白肌纤维和中间肌纤维平均直径增加显著，中间肌纤维上运动终板的平均直径增加显著；
It showed that running training with intervals made the numbers of red muscle fiber increase 16.3%, intermediate muscle fiber decrease 10.1% and white muscle fiber decrease 6.1%;
结果：间歇跑训练使红肌纤维数增加16.3%，中间肌纤维数减少10.1%，白肌纤维数减少6.1%，白肌纤维和中间肌纤维平均直径增加显著，中间肌纤维上运动终板的平均直径增加显著；
It showed that running training with intervals made the numbers of red muscle fiber increase 16.3%, intermediate muscle fiber decrease 10.1% and white muscle fiber decrease 6.1%;
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