But in this case, it's background light that's being cancelled out instead of sound.
但是在这里，是背景光被抵消了，而不是背景声。
In the usage of center of gravity method, it inevitably will be affected by the background light.
而重心法在使用中不可避免要受到背景噪声的影响。
Based on the PSD analyses, it is found that the signal of PSD is nonlinear when there exist background light.
根据光电位置敏感器件的原理及特征方程，分析了存在背景光时它的输出信号是非线性的。
Based on the PSD principle, it is found that the output signal of PSD is nonlinear when there exist background light.
根据PSD的工作原理，分析了杂光下的输出信号与杂光的非线性关系。
This paper describes the cylinder test with T2Y copper pipe in which the initiation method background light source are simplified.
本文叙述了采用T_2Y紫铜管的园筒试验，其引炸方式与背景光源均作了简化。
To do this, they first worked out what the background light looked like, and then shone a similar pattern back at the light source.
为了这个目的，他们首先弄清楚背景光的模样，然后在光源发射一个类似的光。
Based on analysis on transmission property of red laser beam, impact from background light, attenuation and scintillation are discussed.
基于对红光激光束大气传输特性的分析，讨论了激光束传输过程中背景光干扰、大气衰减和湍流效应的影响。
In the daytime, the strong background light will generate strong stray light for the follow-up observing system through telescope system.
白天强背景光将通过望远镜系统对后续观测系统产生很强的杂散光。
The system is composed of off-axle paraboloid reflector, cross line target, background light, imaging collecting system and other devices.
该装置由离轴抛物面反射镜、十字靶标、背景光源、图像采集装置及其它附件组成。
By tweaking how these two light sources overlapped, they were able to cancel out the background light, and reveal the hidden quantum light.
通过调整两个光源让它们重合，于是就抵消了背景光，显示出隐藏的量子光。
The testing results show that the performances of the unit are satisfactory and it has certain applicability under the weak background light.
测试结果表明该装置在背景光微弱的情况下，性能令人满意，具有一定的实用性。
The light at the background should be 1 stop brighter than the main, but the background light should drop off by a stop when it hits the models back.
而背景光应该比主光强1档，如果当背后的光强于主光是，应当让模特远离背景。
Following the principle and feature equations of the PSD, it is found that the output signal of PSD is nonlinear when there exists background light.
根据PSD的原理及特征方程，分析了存在背景光时psd输出信号是非线性的。
To overcome the interference of background light, a new turbidity measurement method is described which uses light with modulated intensity as source.
为避免背景光的干扰，本文提出了采用调制光强测量浊度的新方法。
The background light influences phototaxis of round scad on the horizontal gradient condition, the influence weakens with the increasing light intensity.
背景光对兰圆鲹在水平光梯度内之趋光性有影响。随着光强的提高则影响有减弱趋势。
One trick for reducing it is to slowly bring up the background light until it reads 255 on the historgram. If it pushes past 255, it will add unnecessary flare.
“减少眩光的一个诀窍是将背景光的直方图读数逐步提高到255，如果超过了255，就会出现不必要的眩光”。
Because of water vapor in the air, the background light, and other factors, not only the quality of images is poor but also the objective information is unobvious.
海空背景下，由于空气中水气、背景光等多种因素的影响，图像质量差，目标信息不详细。
Changing the wave form of the main current while other experimental parameters being unchanged, the laser spike and the position of background light were contrasted.
在其他实验参量不变的情况下，改变主脉冲电流的波形，比较了激光尖峰与背景光的相对位置。
But if it is to be perturbation to distinguish it from the same background, then the need for a separate background lighting, so there will be a so-called background light.
但是如果要想把被摄者同背景区别开来的话，则有必要对背景进行单独照明，于是就有了所谓的背景光。
The tiny gaps between the tubes collect and trap background light to prevent it from reflecting off surfaces and interfering with the light that scientists actually want to measure.
碳纳米管之间的微小空隙收集并抑制了背景光，阻止这些光线反射出表面，干扰了科学家真正想要测量的光线。
In the receiving system, the narrow-band interference filter is introduced in order to reduce the background light, increase the signal transmission rate, and improve the signal-to-noise ratio.
在接收系统中，引进窄带干涉滤光片，减少背景光的干扰，增加信号光透射率，改善信噪比。
If the venue of your presentation is not adequately light-proof, select a dark-colored background and use any light color for text.
如果演示的地点不具备足够的防光性，请选择深色背景，并为文本使用任何浅色。
Her hair floats like a banner in the breeze and in the early morning light she seems to glow against a background of dark trees.
她的头发像在微风中的旗帜一样飘动，在清晨的晨光中，她似乎在黑暗树木的映衬下闪闪发光。
It's a very cool 3d rendering of light, and like our current background, it is also abstract and visually beautiful.
这是一张很酷的3d光线渲染图，像我们现在用的背景一样，也是抽象派，看起来很炫目。
The blue light, the projector in the background, the people's expressions, those crazy-looking 3-d glasses.
蓝色的光线、背景中的放映机、人们的表情，还有那些样子古怪的3 - D眼镜。
To make it stand out, he lit the car with a whiter light than the warm background, which helped its cool blue color stand out.
为了突出主体，在汽车的用光上摄影师选择了比暖色背景更为明亮的灯光，使蓝色的车身更加突出。
The blue specks are Milky Way stars, and the bluish-white haze in the background is light from older star clusters.
图中的蓝色斑点是银河系的恒星，背景中的蓝白色暮霭是来自更古老的恒星星团的光。
The color is magnificent, with the cobalt blue sky in the background and the warm light on the lion.
背景中钴蓝色的天空和狮子身上暖色调的光线，颜色好极了。
The color is magnificent, with the cobalt blue sky in the background and the warm light on the lion.
背景中钴蓝色的天空和狮子身上暖色调的光线，颜色好极了。
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