摘要
20160684Bi Xueliang(Key Laboratory of En-hanced Oil Recovery,MOE,Northeast Petroleum University,Daqing163318,China);Zhang Nan Optimization of Underbalanced Drilling Based on Fuzzy Comprehensive Evaluation Methods(Fault-Block Oil and Gas Fields,ISSN1005-8907,CN41-1219/TE,22(1),2015,p.116-119,1illus.,2tables,