"runoff"的搜索结果

employee measures the depth of runoff by the side of a road

标签: employee,measures,the,depth,of

measuring surface runoff

标签: measuring,surface,runoff

videographer recording effects of acid mine runoff in stream

标签: videographer,recording,effects

view of geyser runoff in yellowstone national park

标签: view,of,geyser,runoff,in,yello

view of spring runoff in wooded area

标签: view,of,spring,runoff,in,woode

water loss and erosion from irrigation runoff due to unregulated watering

标签: water,loss,and,erosion,from,ir

different colored algae and dead tree stump in geyser runoff water

标签: different,colored,algae,and,de

runoff rushing into fields

标签: runoff,rushing,into,fields