运动损伤在体育运动中极其常见，排球运动作为一项对技能性要求很高的竞技运动项目，在技术上有它特殊的要求，其损伤也有一定的规律性。
As an athletic sports, the volleyball game has higher request to the skill, it has special requirement, the sport injure also has the certain regularity.
平流项占有一定的比值，其变化范围相对较大，变化规律比较复杂。
The advection terms have some contribution, of which the ratios change relatively larger with more complicated rules.
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