查询词典 forward selection

Based on needs analysis of English majors as pre-experience learners, it puts forward productive suggestions on the arrangement of classroom activities and selection of teaching materials and aids for the course of Business Letter Writing.

通过对英语专业学生学习《商务信函写作》这门课程进行需求分析，本文在课堂教学活动的安排和教学材料、教学辅助设备的选择上提出了建设性的意见。

AMC selection module periodically measures the wireless channel, updates the state transition matrix of finite-state Markov chain to trace the channel status, and dynamically selects transmission mode, which includes modulation and forward error coding, so as to guarantee packet error rate performance and improve spectrum efficiency.

AMC选择模块周期性地测量无线信道，更新马尔可夫模型转移概率矩阵以跟踪当前的信道特征，动态选择物理层传输模式（包括调制方式和前项纠错编码方式），在保证系统误包率要求的同时，最大可能地提高系统频谱效率。

It was put forward to establishing forest environment that was mainly composed of tree in city and town, and combining the forest network and river network together. In the meanwhile, the functions in caring human health and improving environment were emphasized in each sector including selection, introduce and distribution of tree species et al. The main purpose was to regard the interests of human as of prime importance.

提出了建设以乔木为主体的城市森林环境，林网化与水网化相结合，在植物材料选择、引进及配置的各个环节上注重人体保健功能和改善环境作用，充分体现以人为本的建设宗旨。

The paper describes the selection principle of primary schemes for C-GIS and determines the general structure arrangement by comparing different elements and box structure, analyzes the insulating characteristics of SF6 gas and calculates the SF6 gas clearance and along surface insulation. It puts forward the factors that should be considered and strength analysis methods when designing gas chamber structure and analyzes the reasons of influencing the temperature rise of gas chamber and offers the ways of radiating. The vacuum circuit breaker and three-position disconnector are designed for C-GIS and special micro-computer controller for the three-position disconnector is developed. On the basis of new type sensors, suitable control and protection system for C-GIS is suggested. The type test items for C-GIS and its internal elements are introduced to prove that the development is successful.

本文论述了C-GIS产品的一次接线方案选择的原则，在比较各种元件构成及箱体结构的基础上确定了产品的总体结构；分析了SF6气体的绝缘特性，并对SF6气体间隙及沿面绝缘进行了工程计算；阐述了气室设计应考虑的主要因素及强度分析方法，对影响气室温升的原因进行了剖析，并提出散热措施；介绍了C-GIS用真空断路器及三工位隔离开关的设计技术；运用微机技术开发了专用的三工位隔离开关控制器；在阐述新型传感技术的基础上，提出了适用于C-GIS的控制和保护系统；简述了C-GIS产品及内部元件的型式试验项目，证明本产品的研制是成功的。

Raf Simons fans have a real treat in store, Oki-ni, the contemporary forward thinking online fashion shop have delved into the fashion archives and pulled out a discerning selection of Raf Simons pieces from the last decade.

你的资料可够新的给原文才可以翻嘛整个意思就Oki-ni回顾了Raf Simons从上个世纪90年代中期到现在的设计 Raf Simons迷可以在Oki-ni一饱眼福。

This paper introduces the selection of the heat relay s type and current its reset mode, points out that connection wire section of rated current of heat relay should be selected according to strict rules it can not take as the protective device of wire short circuit puts forward working environment and temperature of heat relay and matters needing attention of reset after operation.

介绍了热继电器的类型选择、电流的选择、复位形式，指出热继电器的连接导线截面应按规定选择，热继电器不能作为线路的短路保护装置，热继电器的工作环境温度，动作后的复位等注意事项。

A non-linear mathematical model is presented herein to describe the dynamic performance of the governing system for station, and furthermore, the additional index to evaluate the governing performance of the pump-turbine is put forward, that is that the selection of the governor parameters must promote the quick attenuation of the fluctuation of the water level in the surge tank.

文中提出了描述抽水蓄能电站调节动态特性的非线性数学模型，提出了衡量水轮机调节性能质量的附加指标－调速器参数的选择应促使调压室水位波动的快速衰减。

Third, the function of the node of auto spare-parts logistic is discussed. The principle of setting up the node and leading department are putted forward. Some factors are analyzed, which concern the selection of auto spare-part vendor.

在物流节点的管理中，一是论述选择汽车配件供应商的主要要素，进一步引入层次分析法，构建了判断矩阵，对汽车配件供应商进行了选择，达到了合理选择供应商的目的。

The development strategies were brought forward from multiple categories of forest composition, selection of tree species and their configuration, optimization and reconstruction of stand structure.

该文从多林种、多树种配置，造林树种选择和林分结构的优化与调整方面提出现有林的发展策略，并提供了现有林的经营类型和对应各种立地类型的造林树种。

Problems of resistance drop substance application in grounding engineering are also analyzed. The concrete advice for the selection and application of resistance drop substance is put forward.

对降阻剂在实际接地工程使用中存在的问题进行了分析，对如何选择降阻剂，使用降阻剂提出具体的意见。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。