双重定向
- 网络Double orientation
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本文从Grimmett的一个关于随机定向渗流的猜想出发,系统地总结和叙述了随机定向渗流的基础知识;在此基础上进一步构造了二维情况下的等价模型:二维双重定向渗流模型。
This paper is based on the Grimmett 's conjecture about the random oriented percolation ;
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γ能谱双重定向辐射取样
Double oriented radiation sampling by γ - spectrum
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本文介绍了γ能谱双重定向辐射取样的工作原理,提出采用新型定向探测器的双重定向仪方案。
A work principle of double oriented sampling by γ - spectrum is discussed . A new project of double orient instrument with oriented detector is put forward .