lower than normal level

Results the mental health level of clinical students was lower than that of the national normal level, but better than the average of national university students.

结果临床医学生的心理健康状况低于全国正常人群水平，但好于全国大学生水平。

The level of plasma FN was greatly increased two weeks after splenectomy in patients with advanced schistosomiasis japonica, but still obviously lower than the normal level.

晚血组的血浆FN浓度明显降低，脾切除后两周血浆FN水平显著升高，但仍然明显低于正常水平。

During the four weeks training and competition period, the function of T-lymphocytes immune system was a lower level than the normal.

田径优秀运动员在强化训练和比赛过程中，T淋巳细胞功能始终处于较低的状态。