According to the correct diagram of water waves,the equation of their carve is obtained, which is a short-range cycloid.
根据水面波的正确图示法，推导出水面波的波形曲线方程是一条短幅旋轮线，这为旋轮线在力学中的应用提供了一个新例证。
two-lobe epitrochoidal shape
双叶长短辐圆外旋轮线形状
two-lobe epitrochoidal bore
双弧长短幅外旋轮线气缸
He investigates geometrical properties of cycloids, epicycloids, and hypocycloids.
他研究了摆线、圆外旋轮线和四点圆的旋轮线的几何性质。
Fabrication and study of exterior trochoid (hypocycloid) demonstration instrument
圆外(内)旋轮线演示仪的制作及研究
The thermal radiation of shorter wavelengths than the visible are called ultraviolet.
波长短于可见光的热辐射称紫外线。
Prolate Cycloid as Another Track of Charged Particle Movement in Magnetic Field;
长辐旋轮线是带电粒子在磁场运动的又一轨迹
two-lobed epitrochoid rotary mechanism
双弧外旋轮线旋转机械
Subjects assumed that spokes extending beyond the wheel's perimeter signified that the wheel had its brakes on and that dashed spokes indicated the wheel was spinning quickly.
被测试者认为，轮辐延伸至轮子周长之外表示正在刹车，而虚线形轮辐则表示轮子在快速转动。
radiation lying in the ultraviolet range; wave lengths shorter than light but longer than X rays.
处于紫外线范围的辐射；波长比可见光短比X射线长。
general epicycloid circular arc spur gear
普通外摆线圆弧直齿轮
two-lobed epitrochoidal working chamber
双弧外旋轮线工作室
It first weaves the ellipse the frame, then starts from among tolaunch the silk thread, the picture gives on the wheel the spoke stripto be same.
它先织出长椭圆形的框架，然后从中间开始展开丝线，就像给轮子上辐条一样。
A solid disk or a rigid circular ring connected by spokes to a hub, designed to turn around an axle passed through the center.
轮子由辐条连于轮毂之上的实心圆盘或坚硬的圆环，被设计用以围绕穿过其中心的轴旋转
a cycloid generated by a point outside the rolling circle.
旋转的圆的外部一个点所产生的摆线。
an epicycloid in which the rolling circle equals the fixed circle.
旋转的圆和固定的圆大小一样时产生的外摆线。
Swinghandle TRIM-LINE for 3-point cam and round rods.
旋转把手（整齐线）适用于3点式凸轮和圆拉杆。
Application Macro-program in NC Machining of Elliptic Cylinder Cam with Cosine Curve Spin Groove
宏程序在加工椭圆柱凸轮余弦曲线旋槽的应用
Vibration-prevention Lathing Process for Long Shaft Circumference of Tapered Spiral Blades
锥形螺旋叶片长轴外圆防振车削工艺