silab 无线工具 距离计算，电池计算，寄存器 IA4432 Register Settings_RevV-v16.xls rangecalc_V82.xls Calc_BatteryLifeCalculator_v1.6.xls-silab distance-based wireless tools, batteries, the register IA4432 Register Settings_RevV-v16.xls rangecalc_V82.xls Calc_Bat

ArcGIS开发手顺快捷学习，基础知识，敏捷开发手册-ArcGIS Developer quick hands along the learning the basics of agile development manual

读取Excel表格点位信息创建点要素文件(Create point features for .xls)