拓撲環式空間 的英文怎麼說

中文拼音 [huánshìkōngjiān]
拓撲環式空間 英文
topologically ringed space
  • : 拓動詞(把碑刻、銅器等的形狀和上面的文字、圖形印下來; 拓印) make rubbings from inscriptions pict...
  • : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
  • : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
  • : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
  • : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
  • 空間 : space; enclosure; room; blank; interspace
  1. The twelve kinds of modes and equivalent circuits of this inverter with high frequency link within one high frequency switching period are carefully analyzed ; by using the state - space averaging approach, the inverter ’ s averaging model is presented, and the design criterion of key circuit parameters and the output characteristic curve are given ; the analyses of the system stabilization and the mathematic analyzes of the principle of high - frequency - link of this inverter have also be done. prototypes for 1kva 270v 10 % dc / 115v400hzac uni - polarity phase shifting controlled bi - directional voltage mode inverter with high frequency link is designed

    以全橋橋為例,論述了雙向電壓源型高頻節逆變器單極性移相控制的原理、逆變器在一個高頻開關周期內的十二個工作模及其等效電路;採用狀態平均法建立了逆變器平均模型,獲得了這類逆變器的關鍵電路參數的設計準則和外特性曲線;分析了系統穩定性,並對逆變器高頻節原理進行了數學分析。
  2. The twelve kinds of modes and equivalent circuits of voltage mode ac - ac mode ac / ac converters with high frequency link within one high frequency switching period are carefully analyses. by using the state - space averaging approach, the converter ' s averaging model is presented, and the design criterion of key circuit parameters and the output characteristic curve are given

    以全橋橋為例,論述了單極性移相控制的原理、單極性移相控制電壓源交?交型高頻節ac ac變換器在一個高頻開關周期內的十二個工作模及其等效電路。採用狀態平均法建立了變換器平均模型,獲得了關鍵電路參數的設計準則和變換器的外特性曲線。
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