特别提款权可以充当国际储备,用于政府间的结算,以及国际贸易和非贸易的支付。()
参考答案:错
______is a collection of data sets, which is so large and complex that is becomes difficult to process using on-hand database management tools or traditional data processing applications.
A.Big date
B.Cluster
C.Parallel computing
D.Data warehouse
肾前性少尿,血肌酐()
A.增高,可达200μmol/L以上
B.增高,一般≤200μmol/L
C.增高,可达100μmol/L以上
D.增高,一般≤100μmol/L
E.降低,一般≤100μmol/L