查询词典 essential resistance

A method was developed for the towage resistance calculation of BFP with special structures, i. e. separate the resistance into wind pressure resistance, underwater shape resistance and underwater friction resistance. The comparison between calculation and towing model test indicates that this method is accurate.

发展一种适合于计算特殊结构桶形基础平台拖航阻力的方法，分别考虑风压阻力、水下形状阻力和摩擦阻力；与平台拖航阻力模型试验结果的比较表明，该方法具有较高的精度。

Has been pioneering since 2002, has always pursued in good faith for the purpose, produce a series of ceramic winding resistance, resistance of carbon, metal oxide film, fuse resistors, no sense of resistance, such as .2003 years, more aimed at China prosperous electrical market, it is a long time use of household electrical appliances of today, I am the first to introduce the new aluminum shell factory sealed fixed resistors, and my company,"the city of Canton by a certificate of inspection and access to export quality of the authority of the European Union CE certification" It has small size, high-density, non-emotional, power, and the process of professional potting with similar foreign products, when hot and stronger, more heat resistance, humidity, high resistance to earthquake, explosion, etc., look professional design more rapid cooling.

深圳市嘉艺虹曦电子有限公司自2002年创业以来，一向奉行以诚信为宗旨，生产系列陶瓷绕线电阻，碳阻，金属氧化膜，熔断电阻，无感电阻等。2003年，更针对中国繁盛的电器市场，人们长时间使用家电产品的今天，我厂率先推出新型铝壳密封式固定电阻器，我公司并获得"广州市质检所合格证书和获得出口欧盟质量权威CE认证"，它具有体积小，高密度，无感性，功率大，专业的工艺灌封与国外同类产品，遇热更坚固，更耐温，耐潮湿，高抗防震，防爆等优点，外型专业设计更具有散热快。

The present paper deals with the theory of resistance trim by means of source wheatstone bridge in the laser resistance trim system and presents the method of removing line resistance and junction resistance in low resistance measurement.

论述激光调阻机中用有源单臂电桥进行刻蚀电阻的原理，提出在低阻测量时消除线电阻及其接触电阻的一种方法。

To control tobacco black shank disease rationally, reduce resistance, 34 strains of Phytophthora parasitica var. nicotianae were isolated from 6 region of Yunnan province and all isolates were determined their resistance to metalaxyl. The results indicated that of all tested isolates, there were 12 high resistance, 5 middle resistance and 17 low resistance isolates respectively.

为合理防治烟草黑胫病，减少抗药性产生，从云南省6个地州分离烟草黑胫病菌菌株34个，就分离菌株对甲霜灵的抗药性进行了测定，结果表明，供试34个菌株中中高抗菌株12个，中抗菌株比例较高5个，低抗菌株17个。

They are irregular hemisphere particals.which have good resistance to crushing,resistance to crocking ,abrasion resistance,appropriate levelling and fast drying.They also have good resistance to yellowing and ageing resistance.They are used as a binder specially for road marking paints.

本树脂产品是专门为道路标线涂料应用生产，使用本树脂配制而成的道路标线涂料具有耐压、耐磨、抗污染、流平性适中及干燥速度快等特点，具有抗黄性好、耐老化等优点，是一种专门应用于热熔道路标线涂料作连结剂的树脂。

Degaussed resistance from the working principle is not difficult to see, when the hot resistance degaussed smaller resistance, or internal breakdown degaussed resistance, resistance become smaller, you can think of or damage to non-performing degaussing resistor.

从消磁电阻的工作原理不难看出，当消磁电阻热态阻值变小，或是消磁电阻内部击穿，阻值变小，则可以认为消磁电阻不良或损坏。

First, total resistance is derived by summing different resistance components. The relationship between resistance of still plane bed and energy slope has been proposed from the similarity between sediment incipient motion and still bed resistance. And this relationship can be used in computing grain resistance.

一是从不同的床面阻力单元出发，利用泥沙起动与定床阻力之间的相似性研究了静平整床面的阻力，建立了静平整床面阻力与能坡之间的关系式，并将此式用于沙粒阻力的计算。

This article will be at the Pearl River Delta region to study the furniture industry examples, based on the Pearl River Delta region with the current state of development of furniture industry and the existence of the problem, explained the significance of changes; re-focus on enterprises in the transformation of human resources encountered resistance analysis of human resources to further explore the causes of resistance, as well as its constituent elements, types and so on, sort of human resources and change the relationship between resistance; from now on how to eliminate society resistance in human resources, in combination with the actual situation in the Pearl River Delta furniture enterprises to explore the how to effectively eliminate the resistance of human resources, I hope to be able to promote the implementation of change, achieve sustainable development of enterprises to mention some of the basic reference for countermeasures.

本文将以在珠三角地区的家具企业为研究例子，立足于当前珠三角地区家具产业的发展状况和所存在的问题，阐述变革的意义；再着重对企业在变革中所遇到的人力资源阻力进行分析，进一步探讨人力资源阻力产生的原因以及其构成要素、种类等，理清人力资源阻力与变革的关系；借鉴现在社会上如何消除人力资源阻力的研究，结合珠三角家具企业实际情况，探讨该如何有效的消除人力资源阻力，希望能够为推动变革的实现，实现企业的可持续发展提一些基本的参考对策。

The paper is based on wave resistance, which is one of bases in ships total resistance, is considered the friction resistance coefficient of the equal fiat panel, replacing the friction resistance with "1957 international ship mold experiment pond converting formula of the solid ship- ship mold " to set up the total resistance, and is worked to use the model of fore part, half part, and whole part of ship for the optimization.

本文基于兴波阻力(中、高速船舶的兴波阻力在船舶总阻力中占有相当的比例)数值计算：考虑相当平板摩擦阻力系数，将摩擦阻力用&1957年国际船模试验池实船-船模换算公式&简化来构建摩擦阻力和兴波阻力的总阻力公式；采用最优化计算方法分别对船首部、前半体及整体船型进行理论优化设计的探讨。

Digital Language nuclear phase meter, intelligent dielectric loss test, instrument megger, frequency series resonance test device, grounding resistance tester, transformer load switch tester, the nuclear-phase high-pressure device, vacuum oil filter, clamp grounding resistance instrument, stray current detector, transformer features an integrated tester, cable fault tester, DC resistance tester, digital relay protection tester, automatic transformation ratio tester, relay protection tester, vacuum tester, Loop resistance tester, wireless high-pressure phase of nuclear device, active transformer capacity tester, insulation oil dielectric strength tester, high voltage switch mechanical properties tester, intelligent switching characteristics tester, light-up-flow devices, wireless instrument of nuclear phase, oxidation Zinc arrester tester, high voltage test transformer, DC high-voltage generator, lightning counter checkers, inductive load DC resistance tester, dielectric strength of insulating oil automatic tester, relay protection test chamber, multi-function test bed, IF DC - Generators

数显语言核相仪，智能化介质损耗测试，仪兆欧表，变频串联谐振试验装置，接地电阻测试仪，变压器有载开关测试仪，高压核相仪，真空滤油机，钳形接地电阻仪，杂散电流测定仪，互感器特性综合测试仪，电缆故障测试仪，直流电阻测试仪，微机继电保护测试仪，全自动变比测试仪，继电保护测试仪，真空度测试仪，回路电阻测试仪，高压无线核相仪，有源变压器容量测试仪，绝缘油介电强度测定仪，高压开关机械特性测试仪，智能开关特性测试仪，轻型升流器，无线核相仪，氧化锌避雷器测试仪，高压试验变压器，直流高压发生器，雷击计数器校验器，感性负载直流电阻测试仪，绝缘油介电强度全自动测试仪，继电保护试验箱，多功能测试台，中频直流发生器

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。