normal intensity meaning in English

标准强度

The research also indicates that at the level of juvenile volleyball matches , the two indices of alb and b2 - mg do n ' t change remarkably before and after the match , which can demonstrate that matches at nuvenile level should be in medium or normal intensity scope . through the research , the author points out that the two indices of alb and b2 - mg are effective in evaluating and monitoring the training and match of juvenile volleyball players
研究还发现：青少年层次的排球比赛，运动前后尿中两项指标未见显著性变化，由此可证实该种训练水平的排球比赛属于中小运动强度，就此，作者得出以下结论：尿alb ， _ 2 - mg是评价和监督青少年排球运动员训练和比赛的直观而有效的生理学指标。