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- A review of metal vapor lasers (MVL) made progress in recent years is presented. including transverse discharge MVL and copper halide lasers. Walter criteria of three level system are summarized. 本文评述了金属蒸汽激光（MVL）的最新进展：横向放电与金属卤化物激光，概述了Walter判据，描述了MVL近年来的应用，讨论了MVL今后的发展方向。
- It describes the key role of MES in ERP/MES/PCS three levels system architecture, proposes a number of MES key techniques in metallurgical industry. 主要论述了在ERP/MES/PCS三层结构系统配置中,MES的特点的核心作用,并针对冶金行业的特点,提出了若干MES中有待研究的重大关键技术。
- Dispersion properties in a cascade three level system from a thin atomic vapor film 级联三能级原子薄蒸汽膜的色散特性
- Three level EHS education is basic on educational system concerning EHS for the company. 环境安全健康三级教育，是公司环境安全健康教育的基本教育制度。
- Three-tank water level system was modeled by using RBF-ARX model. 针对三容水箱液位系统的非线性，采用RBF-ARX模型对三容液位系统进行了离线动态特性建模的研究。
- The computer control for an FMS system has three levels. FMS系统具有三级计算机控制。
- The emphasis is put on analysis and comparison in technical specialities of cycloconverter, three level PWM and LCI system. 重点对交-交变频传动、交-直-交三电平电压型PWM变频传动、负载换向变频传动等几种主回路接线方案的技术特点进行了分析比较。
- Are audit logs accessible only by high level system administrators auditors? 审查记录是否只供高层系统行政审查人员查阅?
- Double-helix staircases link all three levels. 双螺旋楼梯将上下三层连接了起来。
- Vie design data mining tools based on three level structure of Clientj Server. 本文设计了一个基于C/S结构的数据采掘工具。 该工具采掘的数据源是银行卡系统的业务数据。
- Team Explorer supports three levels of refresh. Team Explorer支持三个级别的刷新。
- There are three levels of challenge champion prize. 冠军有挑战三个等级奖金的机会。
- Now we divide the rural issues into three levels. 我们现在对农村这个问题有三个层次。
- Then, investigate harmonious degree about urbanizational level system of Kashgar region. 接下来探讨喀什地区城市化水平系统的协调发展状况。
- three level system 三能级系统
- The minimum wage system shall be improved and the wage guidelines and the guidance price level system for the labor market be enforced across-the-board. 健全最低工资制度，全面推行工资指导线和劳动力市场工资指导价位制度。
- DBAS defensive system is divided into three levels: Decision-support level,code level,and data encryption lev... 首先保证存放数据库站点的安全性,其次保证访问数据库应用程序的健壮性和安全性,最后保护数据库中的数据的机密性。
- Normally, it is relatively straightforward to provide a ramped connection between the existing street level system and the underground extension. 通常,建造一条倾斜道路,把已有的马路交通系统与地下延伸道路连接起来比较简单直接。
- This safety orientation is sectioned off into three levels. 本安全目标培训分为三级
- My company has already passed ISO9001 quality level system authentication and CE attestation, got export quality license. 我公司已通过ISO9001质量标准体系认证，取得了出口质量许可证，并通过了产品的CE认证。
