Based on radar waveform synthesis, a K-pulse concept is introduced and then a new radar target identification method is presented in this paper.

在雷达波形综合法的基础上，引入了K脉冲的概念，进一步扩展了识别目标的一种新方法。

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Next, the concept of graded semiflat module is introduced and proved that K is a group-graded weakly regular ring if and only if all right K-module is graded semiflat module.

再者，引进了分次半平坦模的概念，并有如下主要结果：环K是分次弱正则的当且仅当所有右K-模是分次半平坦的。

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The concept of K-terminal residual connectedness reliability is extended to the network with link failures and a Monte Carlo method based on RVR is proposed to estimate it.

将K -终端剩余连通可靠度的概念推广到链路存在失效状态的网络模型上，并提出了计算该可靠度的基于RVR的蒙特卡洛方法。

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