土壤普查工作底图制作与样点布设技术规范(试行)2022年 7月目 次1适用范围..............................................................................................................................................442规范性引用文件..................................................................................................................................443术语和定义..........................................................................................................................................443.1图斑...........................................................................................................................................443.2土壤表层采样...........................................................................................................................443.3入样图斑...................................................................................................................................443.4高程变异系数...........................................................................................................................443.5地表曲率...................................................................................................................................443.6剖面调查...................................................................................................................................443.7剖面调查布点...........................................................................................................................453.8景观综合体...............................................................................................................................453.9缩略语.......................................................................................................................................454工作底图制作......................................................................................................................................454.1图件等资料准备................................