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...
...his tall rather horsey wife.他那高个子、长着一张马脸的妻子Teresa asked Jessika, Do you want to sit on the pretty horsey?特蕾莎问杰西卡: 想不想在这漂亮的马上坐一下?Horsey is equidistant from Great Yarmouth and Mundesley.从霍西到大雅茅斯和曼斯利的距离相等。...a very horse...
Oversecretion of the male hormone androgen can also result in thinning hair.雄性激素分泌过多也会导致头发稀疏。Squamous metaplasia inbeinto infarction, inflammation, therapy, or androgen deprivation therapy.鳞状上皮化生常见于梗死 、 炎症 、 放疗或抗雄激素治疗后.T...