It finds it common that the density of exercise and the load of sport in the two classes investigated is lower than the common level at home and abroad.
结果表明，与国内外一般要求相比较，两个班均存在练习密度和运动负荷偏低的情况。
This paper analyses the density of exercise and the load of sports in the course of PE teaching in Tong Jiaqiao Middle school by applying the information and the method of comparative analysis.
运用文献资料和比较分析等方法，调查分析了重庆童家桥中学教学过程中的体育课练习密度和运动负荷。
Bone density contributes to the strength of the bones; and their density changes in response to body weight and to weight-bearing exercise.
骨密度代表骨的强度，骨密度依随体重和负重锻炼而相应升降变化。
Background Aerobic exercise is believed to reduce the risk of cardiovascular disease partially through increasing serum levels of high-density lipoprotein cholesterol (HDL-C).
有氧训练被认为可部分通过增加血清中高密度脂蛋白胆固醇(HDL - C)水平减少心血管疾病的风险。
Objective To observe the effect of progressive resistance exercise combined with alendronate sodium on bone mineral density(BMD)of lumbar spine in patients with postmenopausal osteoporosis.
目的观察渐进抗阻训练结合阿仑膦酸钠疗法对提高绝经后骨质疏松症患者腰椎骨密度的效果。
Objective: To examine the effects of regular exercise on body composition and bone mineral density of young college students.
目的：探讨规律运动对青年大学生身体成分与骨密度的影响。
AIM: To explore the effect of exercise therapy on the improvements of bone mineral density and low back pain in pulmonary tuberculosis patients with osteoporosis.
目的：观察运动疗法对肺结核合并骨质疏松症患者的骨密度及腰背痛改善情况。
Aim: Studied the effect of aerobic exercise of different intensity on lipoprotein, hormone and myocardial contractility in SD rats. Methods: Contents of plasma high-density lipoprotein (HDL).
该研究目的在于研究不同强度有氧运动对机体脂蛋白、激素和心肌收缩能力的变化及其相互关系。
Aim: Studied the effect of aerobic exercise of different intensity on lipoprotein, hormone and myocardial contractility in SD rats. Methods: Contents of plasma high-density lipoprotein (HDL).
该研究目的在于研究不同强度有氧运动对机体脂蛋白、激素和心肌收缩能力的变化及其相互关系。
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