求翻译：本文假设在传感节点数量一定，监测区域确定，且节点的数量足以满足监测区域的感知覆盖和连通情况下，提出一种基于层域能耗预估的节点部署密度控制算法。该算法引入了层域的概念，通过利用对监测区域预先测量的若干组数据进行分析，结合利用优化算法，获得信息的最优变化规律，进而依据无线通信能耗的特点，估计各层域的能耗，以层域间能耗平衡为目的，确定节点部署密度。文中假定已经获得了信息变化规律，侧重于能耗预估与节点部署密度的确定。是什么意思？

This article assumes that a certain number of sensor nodes, monitoring areas identified, and the number of nodes is sufficient to meet the monitoring of the regional perception of coverage and connectivity proposed node deployment density control algorithm based on the estimated energy consumption l

This document assumes that the Sense Number of the node, and monitoring of the regional setting, and the number of nodes to be sufficient to meet the perception monitoring of the regional coverage and connectivity, to a tier-based domain energy consumption of node Deployment density control algorith