许多其他的药物治疗对胆固醇水平都有一定的影响。Many other medications have an influence on cholesterol levels.氧化胆固醇可能是造成动脉堵塞的元凶。Oxidized cholesterol may be responsible for furring up the arteries.看看你究竟摄入了多少脂肪和胆固醇。See just how much fat and chole...
本文研究了一种新型行星传动 —— 滚锥齿超环面行星蜗杆传动.The paper researches a new type mechanical transmission mechanism - the Rolling cone - type toroidal drive.'环'.''面,环形圆纹曲面圆圈形成的超''.'环'.''面; 具...