差异负载
Difference of overlying weight
differential loading
负差异效应
negative difference effect
母体方差差异性
Variance difference of a population
超负差轧制
rolling with over negative deviation
地球化学正、负异常
Positive and Negative geochemical anomalies
负差数效应
negative difference effect NDE
负差效应
negative difference effect
negative difference effec
负差压卡钻
negative differential sticking