为确定恰当的普查方法,人们建议踏勘性普查.Orientation survey to establish the most suitable search techniques are recommended.空中测取水面热图是踏勘性研究的一种快速方法.Thermal mapping of the water surface from the air is a fast method for reconnaissance studies...
他进屋时大衣领子向上翻起.He came into the room, his overcoat collar upturned.那农夫用犁翻起了一些埋葬的财宝.The ploughman turned up some buried treasure.拖拉机翻起土坡.The tractor churn ed up the soil....