altitudes海拔altituden.高度；海拔；高地altitude simulation高度模拟altitude of perigee近似点高度altitude controller高度调节器altitude of the sun太阳高度altitude assignment高度划分altitude steep wall高空陡壁altitude preference偏爱altitude acclimation高山适应,高地适应,高原适应,高空适应altitude reservation飞行高度预留altitude measurement高度测量