他研究了摆线 、 圆外旋轮线和四点圆的旋轮线的几何性质.He investigates geometrical properties of cycloids , epicycloids, and hypocycloids.而在答应出现动力性外旋时则出现了更明显的滞后现象.Hysteresis was significantly greater when dynamic external rotation was allowed to o...
It was surprising when the alkali spectra showed unmistakable doublets.当碱金属光谱显示出不容怀疑的双线结构时,是令人惊奇的.The envelope is called a double of doublets.这种峰叫做双合双重线....
We're not great meat eaters.我们肉吃得不多。The two new Death Eaters Impedimenta Harry, Hermione, and Neville.二个新的食死徒向哈利, 赫敏和纳威射出了障碍咒.Yes , sir , trapped into frittering his life away playing nursemaid to a lot of garlic? e...