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Objective To observe the effects of moderateintensity treadmill exercise on bone mass and related serum sex hormones in ovariectomized rats.

目的 观察中等强度跑台运动对去卵巢大鼠骨量和相关血清性激素水平的影响，探讨其预防绝经后骨质疏松发生的作用机制。

For some reasons,people have different opinions of the effects of exercise on preventing osteoporosis.In the article,the effects of exercise on bone mass and bone metabolism in postmenopausal women are discuss...

但关于运动在防治骨质疏松中的作用的文献报道差异性很大，为此本文从运动对绝经后妇女骨量和骨代谢的影响两方面归纳总结运动疗法的作用机制和效果。

The purpose of this paper is to discuss the degree that different swimming exercise affect the bone mass and bone biochemical marker of rats that was in the growth period, to investigate its possible mechanisams, to further enrich the theory that physical activity can promote the healthy of bone.

本研究的目的是：通过动物实验探讨不同强度的游泳运动对生长期大鼠骨量积累的作用效果及对骨代谢生化指标的影响，并探讨其可能的作用机理，进一步丰富体育运动促进骨健康的理论；同时为青少年选择合理的促进骨骼生长、获得较高的基础骨量、预防骨质疏松症运动处方提供一定实验理论依据。

The present study observed the effect of different intensity swimming training on the bone tissue morphous and structural mechanics of rats in growth and development stage. The purpose is to prove the theory that exercise can promote bone's growth and improve bone mass of adolescents.

本文通过对处于骨量快速积累的生长发育期大鼠给予不同强度的游泳运动干预，观察其对生长期大鼠骨组织形态及结构力学的影响，以期为运动手段干预青少年骨发育，获得理想的骨质量提供理论依据。

In fact, approximately 44% of the exhaust mass is solid matter!

事实上，在大约44 ％的排气群众是固体物质！

It is difficult to exhaust much mass in this form!

要使这种形式的喷出物质量很大是有困难的。

It's not a mass exodus.

这并不是大撤离。

Worry about the mass exodus of capital, therefore there is no basis for it.

对于大规模的资本外流忧虑，所以就没有它的基础。

Yes, I have heard recently there has been a mass exodus back to Giganews because of three things.

是的，我听说最近有一个大规模流亡回到Giganews的，因为三件事情。

The authors consider that is abnormal coagulation in steroid-i nduced necrosis of femoral head,and it might be caused by exogen ous steroid damaged the vascular endotheliod of those intraosseous and extraosse ous;or the platelet and other coagulable active mass be actived by immunocomp lex deposited in the vascular wall.

认为激素性股骨头缺血坏死发病过程中，系统存在异常的凝血状态。这种异常的凝血状态很可能是外源性激素造成了骨内外血管内皮损害或免疫复合物沉积在血管壁，进一步激活了血小板及其它凝血活性物质后引起的。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。