speed selection circuit 中文意思是什麼

speed selection circuit 解釋
速度選擇電路
  • speed : n 1 快,迅速。2 速率,速度。3 (汽車的)變速器,排擋。4 (膠片,照相紙)感光速度。5 〈古語〉興隆...
  • selection : n. 1. 選擇;挑選;選拔。2. 拔萃;選擇物;精選物[品];文選。3. 【無線電】分離,(自動電話)撥號。4. 【生物學】選擇,淘汰。
  • circuit : n 1 (某一范圍的)周邊一圈;巡迴,周遊;巡迴路線[區域];迂路。2 巡迴審判(區);巡迴律師會。3 【...
  1. System functions of gsmb based on " godson " cpu was programmed by the discussion of " godson " cpu micro - system structure finalization and by the introduction of " godson " cpu performance requirements. this essay also specified on gsmb board level system structure, bios level solving and selection of important chips. moreover, problems related to high speed circuit design such as mensurability, pcb layout signal integrity, electromagnetic coexist were researched

    通過對「龍芯1號」 ( godson ) cpu微體系結構定型的討論和關于「龍芯1號」 cpu所需達到的的性能指標的介紹,規劃了基於「龍芯1號」 cpu的高速服務器主板gsmb的系統功能,並敘述了根據系統功能所設計的gsmb板級系統結構、 bios級解決方案和重要晶元的選型;另外還研究了高速電路設計所涉及的如可測試性、信號完整性、電磁兼容性等一系列問題,並依據研究構建了基於ibis的軟體模擬模型,同時藉助eda模擬分析工具對關鍵線網與關鍵模塊進行了板級模擬。
  2. The influence of pmsm parameters on ev operation is analyzed and selection rules of pmsm rotor structure are determined. the field - circuit coupled design method of pmsm is studied considering the ev drive demands. in order to enhance performance in low - speed, strategy of shunts switch is analyzed in detail

    給出電動汽車用pmsm性能參數指標的確定原則;分析了電機參數對電動汽車運行狀態的影響,確定了電動汽車用pmsm轉子結構選擇原則;研究了電動汽車用pmsm的場路結合設計方法;詳細分析了採用並聯支路數轉換以提高電動汽車低速性能的實用化方法。
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