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- Keywords crown ehter;polyphosphoric acid （PPA）;acylation;indanone; 冠醚;多聚磷酸;酰化;茚满酮;
- Keywords crown ether;thiosemicarbazide;synthesis; 冠醚;合成;氨基硫脲;
- Keywords crown ether;porphine ring;synthesis; 冠醚;卟吩环;合成;
- Keywords crown lengthening;aesthetics;gummy smile; 牙冠延长术;美学;露龈笑;
- Keywords crown 6;conformer;normal mode analysis; 冠醚-6;构象;正则模分析;
- Keywords crown ether;synthsis;semicarbazide; 冠醚;合成;氨基脲;
- Keywords Crown Bridge Hypersensitivity Desensitizer; 脱敏剂;牙本质过敏;冠桥修复;
- Keywords Crown Fracture Reattachment Dual-curing adhesive sys tem; 冠折;再接修复;双重固化树脂粘接剂;
- Keywords Crown lengthening surgery;Gingivectomy;Biologic width; 牙冠延长术;牙龈切除术;生物学宽度;
- Keywords Crown ether;synthesis;acylation;semicarbazone.; 冠醚;合成;酰化;缩氨脲;
- Keywords Crown ether phthalocyanine LB film Effects of subphase; 单冠醚酞菁;LB膜;亚相诱导;
- Keywords crown ether;macrotricycles cryptand;synthesis; 冠醚;大三环穴醚;合成;
- Keywords crown ether;binaphthyl;ethylene chlorhydrin;glycol;synthesis; 冠醚;联萘酚;氯乙醇;甘醇;合成;新方法;
- Keywords crown ether;acylation;indanone;polyphosphoric acid （PPA）; 冠醚;酰化;茚满酮;多聚磷酸（PPA）;
- Keywords crown squarylium cyanine dye;synthesis;reverse photochromism.; 冠醚方酸菁染料;合成;逆光致变色性;
- Keywords Crown lengthening;Alveolectomy;Tooth root;Treatment outcome; 牙冠伸长术;牙槽骨切除术;牙根;治疗结果;
- Keywords Crown ether;Heterohexaoxometalate;Supermolecule;Crystal structure; 冠醚;多酸;超分子配合物;晶体结构;
- Keywords crown ether;thiacrown ether;lariat crown ether;polyester;synthesis; 冠醚;硫杂冠醚;套索冠醚;聚酯;合成;
- Keywords crown ether;dicyclopentadienyl lanthanide complex;synthesis; 冠醚;二茂稀土配合物;合成;
- Keywords crown ether;phenol derivative;copolycondensate;cation isolation; 冠醚;苯酚化合物;共缩聚物;阳离子分离;
