Nothing cements a friendship between countries so much as trade.贸易最能增强国家间的友谊。Macro - defect - free cements have become an important orientation of high performance cementitious materials.无 宏观 缺陷水泥已成为高性能胶凝材料学科的重要研究方向.To s...
Locally dolomite and anhydrite are important as cements.局部地方白云石和硬石膏也是重要的胶结物.Locally dolomite and anhydrite are important as cements , together with minor authigenic quartz.在局部地方白云石和硬石膏也是重要的胶结物;还有少量自生石英.Macro - defect - f...
After afterwards penicillin, discovered streptomycin, chloromycetin, aureomycin to wait in succession again.继青霉素之后, 又陆续发现了链霉素 、 氯霉素 、 金霉素等.Can be bit of chloromycetin added in concealed eye water?隐型眼睛水里能加点氯霉素 吗 ?Is use c...
He is proud of the garden he made from a wilderness.他为自己从荒地上开辟出的花园而感到自豪。The wilderness campsite had its own peculiar enchantment.野营地有其自身独特的魅力。The Antarctic is the world's last great wilderness.南极洲是世界上最後一個大荒原。...