Ruby laser is a three-level system.
红宝石激光器是一个三能级系统。
The tunnel is a three-level structure of 12m diameter.
通道是直径为12米的三层结构。
The molecule can be simplified as a three-level system.
在低能量范围内，该分子可以简化为三能级体系。
From a three-level model, we analyse the origins of the observed dnamics.
从一个三能级模型出发，分析了上述过程的来源。
By using EH11 mode, we have numerically solved the rate equations of a three-level pumping scheme for a fiber laser.
通过采用EH11模式，我们对光纤激光器的三能级抽运速率方程进行了数值求解。
A manufacturer who USES a middleman who resells to the consumer is paddling around in a three-level channel of distribution.
一个生产家利用某中间商来转售其产品予最终消费者，其实他的货船是在个有三层次的销售通道里来回划行的。
We suggest that a three-level cascade medium be used to achieve the switching from normal dispersion to anomalous dispersion.
建议利用三能级级联型介质实现从正常色散到反常色散的变换。
The hillside topography impacted the design and inspired a three-level planning approach used to mimic the natural form of the hillside.
山坡地形影响设计，并且启发三层楼的规划方法，用于模拟山坡的自然形状。
A three-level timber veneer and polished metal wall links the entry with the cigar bar, which commands views to the Canal and the Marina.
三个层次的木材贴面和抛光金属墙的联系与雪茄吧，它的命令的意见，运河和码头入境。
Some quantum effects in the multiphoton interaction processes of a three-level A-shaped atom with two squeezed modes are studied in detail.
本文研究了具有A型跃迁结构的三能级原子与两个压缩态光场多光子相互作用过程中的一些量子效应。
This paper focuses on a three-level supply chain composed of a single supplier, a single manufacturer and a retailer who faces stochastic demand.
本文研究了有限时期内，由一个制造商和一个分销商组成的二级供应链系统下变质产品的最优订购及配送策略。
Based on a three-level structure of WSN, base station and data server, water attainment sampling algorithms by predicate are designed and simulated.
在无线传感器网络、基站和数据服务器三层结构的基础上讨论基于谓词的水质达标采样算法，对算法进行分析、设计和仿真。
Adverse effects of switching losses which operating at high frequency are analyzed at the beginning of a three-level matrix power converter configuration.
从三电平矩阵式电力变换器的拓扑结构入手，分析在高频下工作时开关损耗带来的负面效应。
The master equation of a three-level atomic system interacting with a two-mode field at two-photon resonance is given. The two-photon gain coefficient formula is deduced.
给出了阶梯型三能级原子系统在相等偏调情况下的运动主方程，得到了双光子增益系数公式。
To solve the problem of inequality existing in Server, Agents and Users, Stackelberg strategy model for the systems is established, which is a three-level programming model.
在此基础上，同时考虑了乘客与客运部门两方面的利益，构造了一个三层规划模型以得到在市场竞争条件下制定客运价格的优化策略模型。
To improve the capability of the electric system, a three-level PWM power amplifier and Backboard of the control-box is designed, which are applicable to the bearing-less slice PM motor.
为了改善电气控制系统性能，设计了适用于片状无轴承永磁电机的双向三电平PWM功率放大器和控制箱转接板。
The curriculum offers a number of digitally oriented courses, including Interactive Journalism - a three-level course that more than two-thirds of the student body is currently enrolled in.
这里提供了很多同数位化相关的课程，包括互交式新闻，这是一个三个层次的课程，其中超过三分之二的学生已经入学。
The Schrodinger's equation method is used to investigate the squeezing phenomenon of the electromagnetic field in the case of a three-level cascade atom interacting with single-mode cavity field.
本文采用薛定谔方程方法，研究了能级结构为级联型的三能级原子同单模腔场相互作用下，电磁场的压缩现象。
The hotel is set on three floors. There's a bar and cafe at ground level.
旅馆有三层楼。底层有个酒吧和咖啡厅。
After three years of working in a petrol station and doing unpaid work I still hadn't managed to get an entry level job.
在加油站干了三年无薪工作之后，我仍然没能找到一份入门级的工作。
Nearly three-quarters of the first group guessed that Mr.Williams worked at a managerial level, while only 38.5 percent of the second group thought so.
第一组中有近四分之三的人认为威廉姆斯先生从事管理层工作，而第二组中仅有38.5%的人这样认为。
Nearly three-quarters of the first group guessed that Mr. Williams worked at a managerial level, while only 38.5 percent of the second group thought so.
第一组中有近四分之三的人认为威廉姆斯先生从事管理层工作，而第二组中仅有38.5%的人是这样认为的。
According to a study by Australian National University, Australian children and Chinese children have the same level of eyesight before they start school, but once they enter primary school, Chinese children only spend about an hour a day outside, while Australian children spend three to four hours each day in the sunshine.
澳大利亚国立大学的一项研究显示，澳大利亚的孩子和中国的孩子在入学前的视力水平相同。但是一旦他们进入小学，中国的孩子每天只会在户外度过一个小时，而澳大利亚的孩子每天在阳光下待三到四个小时。
Jumping up a level or three of abstraction now.
现在我们进行了一层或者三层的抽象。
There are three important factors in considering a level of decomposition
在考虑分解的一个层级时，有以下三个重要的因素
It took three bulldozers a week to level off the site.
三辆推土机花了一星期将那块地方整平。
Your health care provider may want you to reach a specific A1C level — a reflection of your blood sugar level for the past two to three months — before pregnancy.
医疗服务人员可能希望你在怀孕以前达到特定的A1C水平，该水平是过去两到三个月时间内你的血糖水平的反映。
Level three engagement as a host gives you full control over the ScriptRuntime.
级别三的约定，宿主使您能够完全控制脚本运行时。
Scientists say the water level is dropping about three feet a year.
科学家说，其水平面每年下降达三英尺多。
Scientists say the water level is dropping about three feet a year.
科学家说，其水平面每年下降达三英尺多。
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