In these days, college students with great pressure of study and employment produce conflict in mind and heavy load in spirit or in bad mood, result in the symptom of depressed.
当今大学生学习就业压力大，产生不应有的思想矛盾，精神负担过重或情绪处于不愉快状态，导致神经衰弱症。
A study on ti worm gearing is significant in theory and valuable in practice for developing a kind of worm reducer with high efficiency and heavy load capacity.
开展TI蜗杆传动的研究对开发研制高效、重载蜗杆减速机具有重要的理论意义和实用价值。
Therefore, the development of a simple structure, good reliability, easy maintenance, and can achieve a long stroke, large displacement, heavy load of new unit, is still a much-needed study.
因此，研制一种结构简单、可靠性好、维护方便且能实现长冲程、大排量、重负载的新型抽油机，仍然是一个急需研究的课题。
In this study, the construction techniques of cement concrete pavement under heavy-load transportation were researched from the two aspects of materials and makeup of pavement.
本文从材料与结构两方面对重载交通水泥混凝土路面修筑技术进行了深入研究。
This paper presents an analysis and study on the vibration and unstable factors which affects the stiffness of the speed Tester for high speed heavy load large grinding wheels;
本文就大直径重负荷砂轮高速回转试验机设计过程中出现的振动问题，从理论上对多种影响整机刚性的不稳定因素进行了分析研究；
The study included the effects of both 200 minute heavy load training session and 6month heavy load training on NK cell activity and lymphocyte subpopulations in male volleyball players.
本文研究了大运动量训练对上海男子排球运动员NK细胞活性和淋巴细胞亚群分布的影响。
This study has designed, for Shanghai Women's Soccer Team, the model of load and intensity for heavy load training sessions and indexes for assessment of it according to the HR at anaerobic threshold;
本文依据无氧阈时的心率指标，为上海女子足球队设计了大负荷训练课的负荷强度模式及其评价标准；
This study has designed, for Shanghai Women's Soccer Team, the model of load and intensity for heavy load training sessions and indexes for assessment of it according to the HR at anaerobic threshold;
本文依据无氧阈时的心率指标，为上海女子足球队设计了大负荷训练课的负荷强度模式及其评价标准；
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