A local transmitting boundary is combined with a lumped-mass finite element technique to form a mechanical model simulating the near field steady wave motion.

本文将局部透射边界和集中质量有限元技术结合起来形成一个模拟稳态近场波动的力学模型。

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In this paper, a discrete local transmitting boundary is combined with a lumped-mass finite element technique for simulating steady wave motion in the viscoelastic layered medium.

本文将离散的局部透射边界与集中质量有限元方法相结合，用于模拟粘弹性成层介质中的稳态波动。

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This article proceeded with tri - nary baseband signal combining with binary ones, and then analyzed multi -nary digital baseband signal's frequency spectrum based on alternating wave and steady wave.

从三进制数字基带信号入手，结合二进制，利用交变波、稳态波分析了任意多进制数字基带信号的频谱特性。

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But Kosovo's few Serb leaders with the nerve to stay behind now seem likely to spurn the council, largely because western forces (plus a small number from Russia and the former Soviet Union) seem unable, so far, to stem a steady wave of revenge killings by Albanians.

ECONOMIST: Reinventing Kosovo is already proving hard