visibilityn.能见度;可见性
visibility chart能见度图表
visibility limit能见极限,能见度
visibility scale能见度等级,可见度标度
visibility marks可见度标记
visibility query可见性查询
visibility range显示距离,了望距离
visibility curve可见度曲线,能见度曲线,明视度曲线,糜度曲线,视见曲线,能见曲线
visibility scope能见范围
visibility level能见度水平