Weight-bearing exercises are often effective at reducing the rate of bone loss, but rarely increases bone density in osteoporotic women.
负重锻炼通常能够有效减少骨质流失率，但在骨质疏松妇女中很少增加骨密度。
The expert announces drop we: Take medicine reducing weight to must be united in wedlock be on a diet, motion just can achieve first-rate result reducing weight.
专家告戒我们：服用减肥药必须结合节食、运动方可达到最佳的减肥效果。
From the da ta of weight-loss experiment, the rate of reaction and the variation of this rate with time can be calculated. The controlled step of reducing process can be determined also.
依据矿石失重实验数据可计算反应率的大小及其变化关系，并可分析矿石还原过程速率的限制性环节及矿石的还原性。
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