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four poles中文是什么意思

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用"four poles"造句"four poles"怎么读"four poles" in a sentence

中文翻译手机手机版

  • 四极, 四端

例句与用法

  • Electrical communication engineering ; four pole plug
    电信工程.四极插头
  • 2 very very few : three , four poles
    2极数:三极四极
  • Aerospace ; plug - in relays ; dc 28 v , two - and four pole , 5 amp , polarized , monostable
    航空航天.直流28v . 5a . 2和4极极化单稳态插入式继电器
  • Abstract : the experiences of teaching “ hinged chain four poles structure ” better by teaching tool are introduced
    文摘:介绍了利用教具等手段,讲好“铰链四杆机构”的教学经验。
  • Electromechanical switches for use in electronic equipment - part 4 : sectional specification for lever toggle switches - section 2 : detail specification for one pole , two pole , four pole , sealed lever toggle switches , 277 v a . c . maximum , 30 v d . c . maximum , 20 a maximum electrical rating
    电子设备用机电式开关.第4部分:杠杆操纵拨动开关的分规范.第2节:最大交流电压为227伏最大直流电压为30伏最大电流为20安培的额定电功率,一极二极四极密封杠杆操作拨动开关详细规范
  • The magnetic distribution of a - magnet is presented by analytic way and numeric simulation way . the single particle movement is studied in a - magnet and the movement rule of charged particle in ideal four poles magnetic field also is obtained . quantificational results of the incidence angle , trajectory length and the maximal distance in x direction are presented for ideal trajectory , and the equation indicates some important characters of a - magnet
    论文对-磁铁的有关物理问题进行了较为详细的论述,从解析形式和数值模拟两个方面给出了-磁铁的磁场分布,对单个粒子在-磁铁中的运动进行了分析,利用数值求解方法研究了带电粒子在理想四极磁场中的运动规律,提出了归一化运动方程和理想轨道等物理概念,定量给出了消色散的入射角、轨道长度和x方向最大距离的解析表达式。
  • This study has established the common theory on sustainable development of hometown firms based on several correlating theories such as management , economy and firm organization and many methods of analysis include econometrics , systematization , comparison , instructure economy , political economy and so on . this study also suggests four poles of the system of the sustainable development of township - village enterprises in the western china . after analyzing every poles , the study offers ten full - scale and systematic suggests which are directed against it from macro - aspect
    本研究在现有管理学、经济学和企业组织学等许多相关学科的理论基础之上,在多次实地调查并收集了丰富的第一手资料的条件下,运用多种实用分析方法,包括经济计量分析、系统论分析、比较分析、信息经济学分析、制度经济学分析等,开创性地建立了乡镇企业可持续发展的一般理论,并提出了支撑西部地区乡镇企业实现可持续发展的四大体系,在具体分析各个支撑体系的基础上,本研究还较为全面、系统地从宏观层面提出了针对性很强的十项对策建议。
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