And close to the mast step the starboard deck plank has small oval surface. It is the trace of a pomp, of course!
并靠近桅杆一步右舷甲板木板小椭圆形的表面。这是一个泵的踪迹，当然！
Probing the realization way of travelling wave into the stator of motor, proving the surface of motor stator particle existence oval of sport at the wave.
探讨了电机定子面内行波的实现途径，从理论上证明了面内行波时电机定子表面质点椭圆运动的存在。
The spore is oval and has a warty surface.
孢子呈椭圆形，表面呈不规则突起、疣状。
应用推荐