The force, as this weight drops is constant, mgh and so the work is just going to be m g h, h where this is h.
当重物掉落时候的力是恒定的，因此做功就是，这段长度是。
Results Compared with those in the control group, the H reflex scores in the TENS group were obviously decreased, while H reflex latency was prolonged and H/M was reduced.
TENS组H反射波潜伏期延长、H/M降低，和治疗前相比差异有统计学意义，对照组无明显变化；
Conclusions In 4 M-H culture medium products, only the products produced by 2 companies are qualified, 3 dry powders on the market are not fit for preparation of M-H culture medium.
结论所抽的4种品牌成品培养基中只有2种M H培养基质量符合要求，市售3个品牌的水解酪蛋白干粉不适合制备m H培养基。
Just walk, at a reasonably vigorous clip (3 m. p. h. - 4 m. p. h.) for half an hour or so, maybe five or six times a week.
就以适度有力的步伐(每小时3 ~4英里)走上半个小时左右，每周五六次。
Zhang X. M. , C. H. Shi, J. G. Wu, G. L. Bao, S. H. Ye, T. Katsura, The relationship between essential amino acid contents of hybridized combinations and their parents.
张小明、石春海、吴建国、鲍根良、叶胜海和富田桂，杂交稻米必需氨基酸含量与亲本的关系。
Zhang X. M. , C. H. Shi, J. G. Wu, G. L. Bao, S. H. Ye, T. Katsura, The relationship between essential amino acid contents of hybridized combinations and their parents.
张小明、石春海、吴建国、鲍根良、叶胜海和富田桂，杂交稻米必需氨基酸含量与亲本的关系。
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