Clay stabilizer KS-1, developed for water sensitive oil reservoirs, is organic oligomeric polyammonium salts of medium molar mass in range 3000—5000.
针对低渗水敏性油藏研发的黏土稳定剂KS-1，为齐聚物型有机聚季铵盐，相对分子质量适中，为3000~5000。
Well, there's the S-1 prospectus followed by the Def-14a proxy statements, 10-q quarterly reports, 10-k annual reports, 8-ks, 4s, 3s, it's a nightmare for everyone... except the lawyers.
当然，还有the s - 1 prospectus、theDef - 14 a proxystatements 10 - qquarterlyreports 10 - Kannual reports 8 - Ks4s3s除了律师，这些简直就是每个人的噩梦！
Well, there's the S-1 prospectus followed by the Def-14a proxy statements, 10-q quarterly reports, 10-k annual reports, 8-ks, 4s, 3s, it's a nightmare for everyone... except the lawyers.
当然，还有the s - 1 prospectus、theDef - 14 a proxystatements 10 - qquarterlyreports 10 - Kannual reports 8 - Ks4s3s除了律师，这些简直就是每个人的噩梦！
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