The singular integral equation technique is used to determine the normal modes of propagation in asymmetrical bilateral finlines.

本文利用奇异积分方程法计算出了非对称双面鳍线的传播常数。

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In this paper, the sound field of a more general directional radiator in a stratified medium is treated, and the concept of directivity is applied to calculation of the normal modes.

本文讨论比较一般的指向性辐射器在分层介质中的声场，并将指向性概念应用于简正波计算。

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The normal modes which can arrive at a receiver are summed according to energy, and an expression for the averaged intensity is then obtained by averaging over the source and receiver depth.

本文首先把能够到达接收器的那些简正波按能量相加，然后对发射深度与接收深度进行平均，导出了负声速梯度浅海中平均声强的表式。

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The "B-mode" is in addition to the normal and Eco drive modes.

ENGADGET: Nissan starts US production of 2013 Leaf, vows faster charging and a lower entry price

In any of the four drive modes Eco, Normal, Sport and EV the delivery of torque is seamless, flexible, linear and unflappable, with the CVT negotiating between the electric and internal-combustion sides of the powertrain almost covertly.

WSJ: 2013 Lexus ES 300h Review: A Smooth, Elegant Guilt-Eraser | Rumble Seat by Dan Neil

Asus and Nvidia build in three battery modes, and I tested only the one called Normal.

WSJ: The Powerful Prime Tablet Offers a Solid Keyboard, but Software Lags