Multiple expansion for the buried body in the stratified Media attd Boundary Element Method (BEM) are combined to obtain electromagnetic scattering field of buried body in the stratified Media.

本文结合平面边界元法和平面多极子展开法，求解平面分层埋入体的电磁散射。

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The central reserve city Banks could pyramid notes and deposits on top of gold, and thereby generate multiple inverse pyramids of monetary expansion on top of their own expansion of credit.

中心城市储备银行可以在自身黄金储备基础上金字塔式增加纸币和存款总额，而在他们的信贷扩张基础上，会对货币总量产生一个多重倒金字塔式叠加效应。

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Love the number of double live data center solutions to support the expansion of the third disaster recovery site, achieve multiple data protection.

爱数双活数据中心解决方案支持扩展到第三个容灾站点，实现多重数据保护。

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The stock is fairly valued at current levels, with little opportunity for further multiple expansion.

FORBES: IBM: Bernstein Reduces Rating On Valuation Basis

We thought that using earnings and conservatively assuming no multiple expansion was the best course of valuation.

FORBES: Miami University Students and This Quant Pitch C&J Energy Services

We believe any potential sector-wide multiple expansion will have to follow prolonged demonstrated growth in digital as an offset.

FORBES: Connect