1) concave spherical surface
凹球面
1.
A simple expression to analyze focused impulse sound field generated by concave spherical surface transducers is deduced based on the concept of transfer function,and effects of exciting pulse duration on sound field are studied.
本文利用传递函数的概念导出了凹球面聚焦脉冲声场的简洁表达式 ,据此研究了源脉冲持续时间对声场分布的影
2) concave spherical substrate
凹球面
1.
Realization of electric control of laser direct writing mesh on concave spherical substrate;
激光直写凹球面网栅的电控实现
3) concave ellipsoidal surface
凹椭球面
1.
The reflect focusing theory that spherical continuous wave radiated by point light source is reflected from concave ellipsoidal surface is enucleated, and the axial and lateral optical energy distributions of the reflecting optical wave field are shown up.
基于光的波动理论 ,对紫外光快速成型技术中的聚焦光能量场进行了深入的理论分析 ,阐明了点光源所辐射的连续球面波在凹椭球面上的反射聚焦理论 ,及其反射光波场轴向和侧向的能量分布形式 。
2.
The axial and paraxial distribution of the reflecto-focused pulse waveform by a concave ellipsoidal surface for the burst of an exponential-cosine pulse at the first focus have been studied in detail.
求出脉冲幅度的空间分布，符合实际观测，说明了声音能量的空间分布特征与四椭球面聚焦器参数和波形参数之间的关系，有利于改善液电式凹椭球面聚焦器的设计。
3.
For the purpose of analyzing the focused sound field in the electrohydraulic Extracorporeal Shock Wave Lithotripter, a theoretical formula of the reflecto-focused sound field caused by the scattering of spherical continuous wave from the concave ellipsoidal surface has been initially founded.
为分析液电式粉碎肾结石机中的聚焦声场，首次给出单频球面波在凹椭球面上反射聚焦的线性理论关系，求出各频率反射波场的轴向和侧向分布。
4) Inner Surface of a Sphere
内凹球面
5) concave aspherical surface
凹非球面
1.
In order to test concave aspherical surfaces precisely,a binary phase twin computer-generated hologram(CGH) is proposed and designed.
为实现对凹非球面的高精度检测,提出并设计了一种二元纯相位型双计算全息图。
6) concave aspheric surface
凹非球面
1.
Testing Concave Aspheric Surface with Computer Generated Holography;
计算全息法检测凹非球面研究
2.
The method, which was used to manufacture and test concave aspheric surface with large speed aperture using collimator in the past years,has many shortcomings,such as low making precision and long period etc.
现在我们采用补偿法，则可以在较短的时间内获得高精度的凹非球面，其精度可达λ／１０～λ／２０（ｒｍｓ）。
补充资料：凹球面镜
分子式：
CAS号：
性质：球面镜的一种。其反射面的形状似球的内面的一部分。凹球面镜的球差比简单透镜小得多，且无色差和吸收，故广泛用作光栅光谱仪的准光物镜及暗箱物镜。
CAS号：
性质：球面镜的一种。其反射面的形状似球的内面的一部分。凹球面镜的球差比简单透镜小得多，且无色差和吸收，故广泛用作光栅光谱仪的准光物镜及暗箱物镜。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条