查询词典 units

On the basis of extension information net of a field knowledge and CELTS-3, this paper targeted at text-typed teaching resources, and elaborated the process of design and implementation for teaching resources organizing system based on information units, including a describing basic data frame of information characteristic, obtainment of characteristic words, distance between information units, as well as matching rules and algorithm of information unit, etc.

以文本类型教学资源为研究对象，在领域知识可拓信息网模型和CELTS-3的基础上，阐述了基于信息元的教学资源组织系统设计与实现过程，包括信息特征元数据描述框架、特征词获取、信息元距离度量、信息元匹配规则以及匹配算法等。

Extruder more than 50 existing Units, Stranding machines more than 100 Units.

现有押出机50多台，绞线机100多台。

Factionalism in army units in turn exerts a pernicious influence on some civilian units, so that it cannot be eliminated there either.

有些部队的派性回过来又影响到地方，使地方的派性问题也不能解决。

Unfair distribution is a very practical question,张跃庆said that some relatively well-off housing units, and some people have several sets of family housing; Some units housing relatively tense, it was only a four square meters per capita, but also in Beijing this phenomenon is very prominent.

分配不公是一个很实际的问题，张跃庆说，一些相对富裕的公屋单位，以及一些人几套家庭住房；有的单位住房相对紧张，这只是一个4平方米人均，而且在北京这种现象是非常突出。

The main study in the paper is as follows: Firstly, discussing the purpose of carrying on hydropower units fault diagnosis, then, introduce state of the art and classical method in the field of fault diagnosis in hydroelectric sets. The mechanism, major failure and failure symptom of hydropower units, three methods that can identify unit's vibration fault. With the key technology of monitoring on hydropower sets together with the viberation signal-disposed and fault feature-extracted are analysised.

本文主要进行了以下工作：从水电厂实际出发，阐述了开展水电机组故障诊断研究的重要意义与目的，简要介绍了国内外水电机组故障诊断技术发展现状以及目前应用于故障诊断领域的常用方法，系统地分析归纳了水电机组振动的机理、主要故障及其故障征兆、识别水电机组振动故障原因的三种方法，以及水电机组监测的关键技术和故障特征提取技术。

Many senior industry source said, the officer in the field is the emergence of the latest Jiezhuang and now the most popular kitchen furniture, decoration, it has become indispensable in the majority of consumers spend an. Also in 1999 the domestic market capacity is about 80,000 units, 2000, about 1.44 million families to buy new houses, of which 12% above the kitchen cabinets decoration used, that is, approximately 16 million units, doubled.

很多业内资深人士表示，橱柜在家装领域中是出现最晚而现在最普及的厨房家具，它成了大多数消费者在装修时必不可少的一项花费。1999年国内橱柜市场容量大概是8万套，2000年约有144万个家庭购买新房，其中12%以上厨房的装修使用了橱柜，也就是大约16万套，翻了一倍。

Studied present measuring methods" advantages and disadvantages, and presented the necessity and importance of researching propellant transient heat transfer.2.according to 130 and aeronautic 90 rocket projectiles" structure, analysed and acquired physical and mathematical models for propellant transient heat transfer, also designed propellant temperature field simulation units for test.3.acquired discrete transient heat balance equation and temperature calculation program, and gave contrasting curves between experimental temperature values and program calculating temperature values as well as maximum errors and average square root errors between them.4.by programs based on the first class boundary condition, worked out temperature distribution in propellant temperature field simulation units at different time, analysed temperature field distribution law and main elements affecting heat transfer, acquired propellant mass weighted average temperature and one at the half position of propellant maximum thickness as well as maximum errors and average square root errors between them.5.established transient heat transfer mathematical model and temperature calculation program for the third class boundary condition, drew contrasting curves between temperature experimental values and calculation values and gave maximum errors and average square root errors between them, got temperature distribution in the simulation unit at different time and main elements affecting heat conduction, figured out propellant mass weighted average temperature and one at the half position of propellant maximum thickness as well as maximum errors and average square root errors between them.

分析了现有测试方法的优缺点，提出了研究推进剂瞬态导热的必要性和重要性。 2。根据130和航90两种火箭弹的结构，分析得到了推进剂传热的物理模型和数学模型，设计了推进剂温度场模拟实验装置。 3。得到了离散形式的瞬态热平衡方程和温度场计算程序，给出了实验温度与程序计算温度值的对比曲线及其最大偏差与均方差。 4。利用程序求出了第一类边界条件下、不同时刻推进剂温度场模拟装置中的温度分布，分析了温度场的分布规律和影响传热的主要因素，求出了推进剂质量加权平均温度和最大肉厚1／2处的温度时间曲线并给出了两者之间的最大偏差与均方差。 5。建立了第三类边界条件下的瞬态导热数学模型和温度计算程序，求出了温度实测值与计算值的对比曲线并给出了两者之间的最大偏差与均方差，得到了不同时刻温度场模拟装置的温度分布与影响导热的主要因素，求出了推进剂质量加权平均温度和最大肉厚1／2处温度及两者之间的最大偏差与均方差，讨论并确定了能代表130和航90推进剂温度的特征点的位置。

Companies have advanced equipment, strong technical force, has a strong professional, intensive, large-scale production capacity, high-speed weaving machine currently has more than 1,000 units, high-temperature dyeing machines, 18 units, normal temperature dyeing machine 4 sets, warper 13 , more than 20 sets of printing machines, other machines°à¨, is a professional manufacturer of high-quality polyester ribbon, polyester woven edge ribbon printed mark, nylonsnow, all kinds of velvet belt, ribbon printing and all kinds of handmade floriation ( such as bow, roses, packaged node, etc.) well-known manufacturers, the average daily output of various ribbon and five million yards ribbon floriation 800,000, Products are exported to more than 100 countries and regions in the mainland and even the world's largest polyester ribbon and ribbon floriation manufacturer.

公司 设备先进，技术力量雄厚，具有较强的专业化、集约化、规模化生产能力，目前拥有高速织带机 1000 余台，高温染色机 18 台，常温染色机 4 台，整经机 13 台，印刷机 20 余套，其他机器百余台，是一家专业生产高品质涤纶丝带、涤纶织边印唛丝带、尼龙雪纱带、各种丝绒带、织带印刷和各类手工花饰（如蝴蝶结、玫瑰花、包装结等）的著名制造商，平均日产各类织带 500 万码和各种织带花饰 80 万个，产品远销 100 多个国家和地区，是大陆乃至全球最大的涤纶丝带和织带花饰制造商。

Recent developments include pressure transmitters small enough to be placed in the eye, ultrasonic and radio units for free-swimming dolphins, units for tracking wild animals, and pill-sized transmitters of many designs and functions that can operate continuously for several years.

最近的发展包括压力传输器，它足够小能被放置于眼部，传播超声和无线电信号给自由游泳的海豚，用于追踪野生动物的部件，并且药丸大小的传输器有许多的涉及范围和功能，它能持续运作几年。

The system of natural units; fundamental constants; dimensional; International system of units; conversion relation; energy

自然单位制；基本常数；量纲；国际单位制；转换关系；能量

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。