許超群 的英文怎麼說

中文拼音 [xǔchāoqún]
許超群 英文
chau-chyun sheu
  • 許 : Ⅰ動詞1 （稱贊; 承認優點） praise 2 （答應） promise 3 （允許; 許可） allow; permit 4 （許配）enga...
  • 超 : Ⅰ動詞1 （越過; 高出） exceed; surpass; overtake 2 （在某個范圍以外; 不受限制） transcend; go beyo...
  • 群 : Ⅰ名詞（聚在一起的人或物） crowd; group Ⅱ量詞（用於成群的人或物） group; herd; flock
  • 超群 : 1 （超過一般） head and shoulders above all others; preeminent; surpassing all others 2 [訊] supe...
  1. In a survey aiming at making clear of the environmental conditions of plants in the as - contaminated areas in hunan province, it is found that as - contamination has caused a marked decrease in plant species and reduction in biomass of the plants grown there. moreever, there is higher than 54 % of cultivated vegetables with as content beyond the critical value of safety for food

    本研究首先調查了湖南砷污染區的植物生長環境，發現砷污染已導致植物種類減少，群體生物量下降；污染區栽培的蔬菜有54砷含量超標，其中菠菜、茼蒿和萵筍等超過最大許可量（ mpc ）的5倍左右。
  2. Based on these foundations, we give a perfect scheme of the bbo opos : single pass amplification coefficient of the opg under different pump intensity is calculated ; collinear type - i and type - ii phase matching tuning curve pumped by the q switch nd : yag various harmonics as well as noncollinear type - i tuning curve are calculated in details ; the effect of the walkoff for the nonlinear effect coefficient and the group velocity matching are analyzed ; the acceptance angle in parametric process is calculated ; the numerical threshold of the bbo opo is calculated ; the process of the saturation and depletion of the pump beam are analyzed ; the relationship of the conversion efficiency and reflectance of output mirror are discussed ; various linewidth controlling methods are discussed ; the improvement of the beam quality applying the unstable cavity is discussed ; and the crystal bbo design is considered

    在此基礎上，給出了一整套bbo - opo激光參數設計方案：計算了不同泵浦強度下的參量放大倍數；詳細計算了在nd : yag調q激光器各次諧波泵浦條件下的共線類和類相位匹配的調諧曲線，以及非共線類相位匹配調諧曲線；分析了走離角對非線性系數和群速匹配的影響；計算了參量過程的允許角；計算了bbo - opo的理論閾值條件；分析了飽和與泵浦光束的消耗過程；給出了轉換效率與超過泵浦閾值的倍數的關系；討論了轉換效率與輸出鏡反射率的關系；討論了線寬控制的各種方法；研究了利用非穩腔改善光束質量的方法；考慮了bbo晶體的設計。
  3. Perhaps the most compelling reason why market prices are tough to beat is the “ wisdom of crowds ” phenomenon

    也許，在為什麼很難超出市場價格上，最有影響力的理論是「群體智慧」現象。
  4. In this paper, it points out the jural relation of digital library ' s copyright has characteristics of multiformity of main body, continuous appearance of new relations and object kinds " increase. digital constructions and network information service are urgent to establish new benefit balance system

    作為建設中的超大規模資源庫群，它面臨文獻資源數字化過程和信息服務中的版權問題，以及信息資源數據庫的版權保護問題，然而這方面的研究仍處于起步階段，還有許多問題需要在深入探討的基礎上取得共識。
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