general survey general investigation
The census is taken one time every four years in our country.
我国每四年一次人口普查。
—— 辞典例句Radiometric techniques are not always appropriate to the earth for uranium deposits.
放射性方法在铀矿普查中并不总是有效的。
—— 辞典例句Geochemical prospecting remains in the realm of the naturalist.
地球化学普查仍停留在自然王国。
—— 辞典例句Air photos are widely used in the search for petroleum.
航空象片广泛地应用在石油普查方面。
—— 辞典例句This fact has been fully appreciated as a consequence of airborne surveys.
这一事实经过航空普查完全弄清楚了。
—— 辞典例句