例句與造句

1. Bulk density in 0 ~ 20cm , 20 - 40cm and field capacity in 20 ~ 40cm can be simulated with pure nugget effect model , and they are not spatially correlated in sampling scope . 4
   O ~加cm 、 20一40cm土壤容重和2 } 40cm田間持水量符合純塊金效應(yīng)模型，說明在采樣范圍內(nèi)它們的空間相關(guān)性不存在。
2. Polynomial - weighted technique was adopted to assess the results of the experimental semivariogram function fitting results and based on the results selected the gaussian model with nugget effect as the fitting model . 100 times of simulation were carried out on the as distribution condition in the study area
   采用加權(quán)多項式法，對經(jīng)驗半變異函數(shù)擬合結(jié)果進(jìn)行評價，并根據(jù)結(jié)果選擇了帶塊金效應(yīng)的高斯模型作為擬合模型對研究區(qū)砷分布情況進(jìn)行了100次模擬，模擬結(jié)果平穩(wěn)。
3. It's difficult to find nugget effect in a sentence. 用nugget effect造句挺難的