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- Waist beam radius 注腰半径
- The effects of beam radius and cone angle of the axicon on the Z(subscript max) are also discussed. 同时，讨论光束半径和轴棱锥棱角对最大准直距离的影响。
- Beam diagnostic devices including beam position, beam magnitude and beam radius diagnostic devices is widely used in Linear Induction Accelerator(LIA). 在直线感应加速器中，使用的有束流位置、大小、半径等参数的诊断装置。
- Beam-wave interaction will be intensified when the electron current, the beam radius or the depth of rippled wall increases. 增大电子注半径或慢波结构的波纹深度都可以增强注-波不稳定作用。
- A focusator composed of diffractive optical element(DOE) and a refractive lens, is used for Gaussian beams with higher power density and lager beam radius. 由衍射光学元件（DOE）和折射透镜组成的衍折射光学元件，用于较大功率密度和光束半径的高斯光束的聚焦。
- The doll pivots at the waist and neck. 那洋娃娃的腰和颈可以转动。
- She wears a ribbon belt round her waist. 她在腰部束了一条缎带。
- She wore a wide belt round her waist. 她束了一条宽腰带。
- We can compute the circular area with radius. 我们能用半径计算出圆的面积。
- Simulation Investigation Effect on Beam Radius by Change of Filling Factor 填充因子的变化对束半径影响的模拟研究
- If the skirt is too big, we can take in the waist. 要是裙子太大了，我们可以把腰部收紧一些。
- It's a nice skirt, but too big round the waist. 这条裙子挺漂亮，但腰身太大了。
- Research on beam radius compensation algorithm for rapid prototyping technology 快速成型技术中的光斑半径补偿算法研究
- Her hair nearly reached down to her waist. 她的头发几乎垂到了腰部。
- She performed on the balance beam with much grace. 她在平衡木上表演得非常优美。
- The beam bends to a circular profile of radius R. 梁弯曲成半径为R的园形形状。
- This dress needs to be taken in at the waist. 这件连衣裙的腰身需要改瘦。
- He measures 30 inches round the waist. 他的腰围是30英寸。
- The beam of the searchlight pierced the darkness. 探照灯的光柱射入黑暗中。
- She tied an apron around her waist. 她将围裙系在腰间。
