試用交換局 的英文怎麼說

中文拼音 [shìyòngjiāohuàn]
試用交換局 英文
trial exchange
  • : 名詞(古代占卜用的器具) astrolabe
  • : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
  • : Ⅰ動詞1 (把事物轉移給有關方面) hand over; give up; deliver 2 (到某一時辰或季節) reach (a cert...
  • : 動詞1. (給人東西同時從他那裡取得別的東西) exchange; barter; trade 2. (變換; 更換) change 3. (兌換) exchange; cash
  • : Ⅰ名詞1 (棋盤) chessboard2 (下棋或其他比賽一次叫一局) game; set; innings 3 (形勢; 情況; 處境...
  • 試用 : on trial; try out; on probation
  1. In solving the helmholtz equation in the acoustical waveguides with a curved bottom, slow convergence may occurs when the linear local orthogonal transformation is adopted. in this paper, a class of nonlinear local orthogonal transformations ( nlot ) is proposed. it is an approach to improve the slow convergence mentioned above

    本文嘗通過在深度方向選取非線性部正,將曲底求解區域化為平坦求解區域,然後求解helmholtz方程的辦法,來改善線性(深度方向)部正時,步進求解時會出現的部收斂慢的問題。
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