基于51的单片机工程，RTC开发，开发平台Keil，protues，ucOS--51 MCU based projects, RTC development, development platform Keil, protues, ucOS-ii

检测植物叶水量的程序,使用51单片机和ADC0832实现-Experimental Analysis on Moisture Content of Plant,with SCM (51)handling data and adc0832

在作物精准栽培管理的研究领域中，利用实验室近红外光谱量测技术，进行作物体内和田间土壤养份的判定，已逐渐发展成为取代过去需繁复程序的湿式化学分析方法。-Precision in crop cultivation and management of research, using near-infrared spectroscopy measurement laboratory techniques, field crop and soil nutrients the body to determi

赫夫曼树：试构造一棵有n个叶子结点的二叉树，每个叶子节点带权为wi，则期中带权路径wpl的最小的二叉树-Huffman Tree: test construct an n-leaf nodes are the binary tree, each leaf node with a right to wi, then the period of the right path with the smallest binary tree wpl