light level的例句大全

Compared with three-level atomic system, the atomic coherence effects in four-level can lead to EIT and EIA, which depend on the intensity of control light and the relaxation of the fourth level.

与三能级原子系统相比，四能级原子相干效应即可导致电磁感应透明的产生，也可产生电磁感应吸收现象，取决于控制光的强度和第四个能级衰变率的大小。

Fluorene shows high thermal stability, light stability and large band gap energy level.

芴具有较高的热稳定性、光稳定性和大的能带隙。

Based on the rate equations of two-level system, the solutions of spin-up and spin-down carrier populations are obtained under the condition of incompletely initial spin polarization photoinduced by elliptically polarized pump light.

基于二能级体系的速率方程，获得了椭圆偏振光泵浦注入非完全自旋极化初始条件下的自旋向上和向下载流子布居的解析解。

The Environmental Pollution Composite In-dex reachs at light and middle level.

环境污染综合指数已达到轻、中程度。

HL& AM Ranges for highest level of light fastness for automotive, curtain, and microfiber.

该系列具有最高水平的耐光牢度，适合用于汽车内用品及超细纤维和户外装饰品。

the actual working condition of night visions is analyzed from aspects of spectrum, illuminance low-light-level ( lll) source with continuously adjusted illuminance is designed, and the simulation of lll condition in lab is realized by using electrical source of steady current.

从光谱和光度两个方面分析了微光夜视系统的实际工作环境，设计了照度连续可调的微光光源，利用稳流电源供电，实现了实验室条件下的夜天光模拟。

Other problems such as the effect of light condition and color contrast level as gathering image, the gathering result for different color spaces, noise and target confirmation etc are put forward different digital picture algorithms.

针对图像采集时环境的光线、色彩对比度及亮度带来的影响，选取不同颜色空间对采集效果的影响，以及噪声和目标确定等问题，提出了不同的数字图像处理算法和解决方法。

Electronic ballast is a part of starting and current-limiting of fluorescent. Electronic ballast can provide optimum parameter for fluorescence lamp when it reaches best match for strip lamp, increasing light efficiency and reliability of the system, prolonging life level of the strip lamp.

电子镇流器是日光灯的启动和限流部件，当电子镇流器与灯管达到最佳匹配时，日光灯可以从电子镇流器中获得最佳电参数，从而提高系统的光效和可靠性，延长灯管的使用寿命。

A straight bar of light metal with a spirit level in it.

里面有水平线的轻金属的直金属条。

Reengineering ideology and methods of VOIS are also explored in light of the three level structure.

结合所提出的三层结构，探讨了动态联盟企业信息系统重组的思想和方法。

The influences of the focus position of pumping light on the competitive ability of the dual-wavelength and the performance of the dual-wavelength laser at different pump level have been studied.

分析了泵浦光焦点位置对双波长增益竞争的影响及不同泵浦功率下双波长激光的输入输出特性。

Pure State Evolution of the Atoms and the Field in Two Non-Identical Two-Level Atoms-Light Field System

非全同两原子-光场系统中原子和光场的纯态演化

Study on energy requirements of urban adults at light physical activity level

城市轻体力劳动成年人能量需要量的探讨

Applying Microcomputer technology it designs and achieves the comprehensive monitoring of solar street light, enhances the operation level of solar street light 、 saves the design capacity of equipment, saves the manpower and resources, it plays a catalytic role in the application of solar street light.

应用微机技术设计实现了太阳能路灯的综合监控，提高了太阳能路灯的运行水平、节省了设备的设计容量、节省了人力物力，对太阳能路灯的应用起到了推动作用。

The signal interval time was divided into 3 level ( 30-50 seconds 、 4-6 minutes and 8-10 minutes), the secondary task was to make discrimination between a stable light and a flash light, the signal interval time was 4-7 seconds.

次任务是对稳光与闪光信号作简单的辨别反应，信号间隔时间为4-7秒。

From results of numerical calculation and experiments, we can see that, compared with an only side-pumped DPL, the end-pumping light in a composite-pumped DPL raises the competition ability of the zero level mode remarkably, improves the output beam quality greatly.

由数值计算和实验结果看出，相对于侧面抽运，端侧面组合抽运DPL中端面抽运光的运用，使零阶模的竞争能力明显提高，光束质量得到了很大改善。

Conclusion: The energy intake in 1988 RDA seems higher than average requirement of adults at light physical activity level nowadays.

结论：我国轻体力劳动成年人能量RDA（1988年）可能偏高，评价能量摄入量时应考虑体重因素的影响。

When one red light at a level crossing is on, the vehicles may pass if it is safe to do so.

道路与铁路平面交叉道口有一个红灯亮时，车辆在确保安全的情况下可以通行。

The development of power supply integrated circuit of low-light-level tube

微光管电源集成电路研制

At the same time, the method of light well point precipitation is also used to decrease the groundwater level, which can ensure the slope stability of foundation.

同时，采用轻型井点降水能够有效降低基坑地下水位，确保基坑边坡稳定。