铁道航空勘测 railway aerosurveying?
铁路交叉点 railway junction?
铁路路线图 railway map?
铁路运输 railway transport?
铁道 railway?
雨滴衰减 rain attenuation?
降雨量 rain capacity?
水蚀沟 rain channel?
雨云 rain cloud?
雨日 rain day?
雨痕 rain drop impression?
降水因素 rain factor?
铁路交叉点 railway junction?
铁路路线图 railway map?
铁路运输 railway transport?
铁道 railway?
雨滴衰减 rain attenuation?
降雨量 rain capacity?
水蚀沟 rain channel?
雨云 rain cloud?
雨日 rain day?
雨痕 rain drop impression?
降水因素 rain factor?
降水频率 rain frequency?
雨量器 rain gage?
暴雨 rain gush?
降雨强度 rain intensity?
雨沟 rain rill?
雨季 rain season?
雨影 rain shadow?
雨水冲刷 rain wash?
雨 rain?
虹 rainbow?
降雨区 rainfall area?
雨量 rainfall depth?
雨量分布 rainfall distribution?
降雨持续时间 rainfall duration?
降雨洪水 rainfall flood?
降雨强度 rainfall intensity?
阵雨 rainstorm?
雨水 rainwater?
降水日数 rainy days?
雨绿林 rainy green forest?
滨岸淤积阶地 raised beach?
高地沼泽 raised bog?
分枝 ramification?
随机畸变 random distortion?
随机分布 random distribution?
测量偶然误差 random error of measurement?
随机误差 random error?
随机事件 random event?
不规则混层矿物 random mixed layer mineral?
无秩序杂音 random noise?