Overburden had concealed the radioactivity.覆盖层屏蔽掉了放射性.Soil survey should be adopted in such soil overburden areas.在此类土壤覆盖区应采用土壤测量.Overburden pressure for three hundred years , isolated the light of day.覆压三百余里, 隔离天日....
他们在世纪之交逃到了南美洲。They fled to South America around the turn of the century.我们在南美洲为一些大公司探测石油和矿石。We dowse oil and ore in South America for big companies.南美洲和北美洲由一条运河连在一起.South America is joined to North America by a canal....
波长变换剂的存在使液体闪耀体的光电产额提高到0.61.The presence of the shifter increases the light yield of the liquid scintillator to 0.61.泵是输送液体或使液体增压的机械.Pump is conveying a liquid or liquid mechanical supercharger.使液体通过虹吸管.A liquid is made t...