aperture size

Regarding to the microcavity structure of VCSELs the relationship between RIN and external optical feedback level with different aperture size, spontaneous emission factor and linewidth enhancement factor is analyzed.

从速率方程出发，仿真得到VCSELs在不同腔体结构、自发辐射因子和线宽限制因子情况下，相对强度噪声随外光反馈水平的变化规律。

Methods Obturator was made based on the size of the velopharyngeal aperture determined with NPF.

方法腭咽闭合不全患者通过鼻咽镜检查，根据腭咽孔大小、形状制作腭咽阻塞器。

The orifice shape and aperture size is one vibration source on aerostatic bearing.

在空气静压导轨中，节流孔形状和孔径大小是主要振源之一。

The present situation of the difficult measurement of aperture size and relative position of Brake master cylinder. To solve the problem, this paper desire an endoscope telecentric measuring instrument.

汽车制动主缸补偿孔大小和相对位置难以测量的现状一直困扰着汽车制造业，为了解决这一难题，本文有针对性的设计了一台内窥远心测量仪。

Based on results of numerical simulation and requirements of the system on thermal effect and aperture, a reference size for applicable slab was given.

根据数值模拟结果及系统对热效应和通光孔径的要求，给出了实际应用板条的参考尺寸。

You may also want large aperture ( size ), but don't forget portability and convenience.

你也许想要更大的口径, 但是不要忘了便携性和方便性.

The reading aperture of a densitometer refers to the size ofthe spot it will measure.

浓度计的读书开口提到大小它将测量的斑点.