求翻译：结果：在大强度运动负荷后，周期性服用苦荞麦提取物，实验组运动员血清 CK 活性24h后没有出现峰值，48h后降至正常水平；24h和48h后实验组BUN含量显著低于对照组并恢复正常水平；实验组周期训练结束后即刻SOD活性显著高于对照组，运动后24h非常显著高于对照组；实验组周期训练结束后即刻GPX活性显著高于对照组，48h后非常显著高于对照组。结论：表明周期性服用苦荞麦提取物可以降低肌细胞膜通透性或减少细胞膜结构破坏、抑制蛋白质代谢和增强机体抗氧化酶活性，达到增强机体有氧和无氧运动能力的效果。是什么意思？

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Finally: After the great intensity physiological load of exercise, the periodicity takes the tartary buckwheat extraction, after experimental group athlete blood serum CK active 24h has not appeared the peak value, after 48h falls to the normal level; After 24h and 48h the experimental group BUN con

Results: in large strength movement load Hou, cyclical taking bitter buckwheat extraction property, experimental group athletes serum CK activity 24h Hou no appears peak, 48h Hou fell to normal level; 24h and 48h Hou experimental group BUN content significantly below controlled group and recovery no