Large temperature and salinity changes occur in shallow, partially isolated coastal waters, a degreeof variability well beyond anything observed in the open ocean.
The first principal component can denote the degreeof soil salinity, and the second and third principal component can denote the degreeof soil alkalinity.
第一主成分综合反映了区内土壤盐渍化程度，第二和第三主成分联合反映了土壤的碱性特征。
3
This is a study of the correlation of different salinity with the viscosity of polyacrylamide solution of different degree of hydrolysis.