1) Duodenogastroesophageal reflux
十二指肠-胃食管反流
2) duodenogastroesophageal reflux
十二指肠胃食管反流
1.
There are also many unanswered questions on the duodenogastroesophageal reflux(DGER),though it has been studied for more than 100 years.
尽管十二指肠胃食管反流的研究已有100多年历史,但不明点仍很多。
2.
AIM To observe the severity of reflux esophagitis induced by duodenogastroesophageal reflux (DGER) and gastroesophageal reflux (GER).
目的 观察十二指肠胃食管反流和胃食管反流致反流性食管炎的严重程度 。
3) duodenal gastroesophageal reflux(DGER)
十二指肠-胃-食管反流
4) Esters of Dodecanedioic and Tridecanedioic Acid
十二
5) poly(dodecamethylene dodecanoamide)
聚十二酰十二胺
6) dodecylene
十二烯
1.
The process industrial synthsis of tert-dodecyl mercaptan from dodecylene and hydrogen sulfide with aluminium trichloride as catalyst was introduced,which consists of four units including the preparation of catalyst,purification of raw dodecylene,additive reaction and separation of reaction product.
介绍了以无水三氯化铝络合物为催化剂,十二烯和硫化氢直接加成法生产叔十二烷基硫醇的工业试验工艺。
参考词条
补充资料：反流性食管炎
反流性食管炎
reflux esophagitis
在下食管扩约肌功能障碍时，胃内容物长期多次反流入食管，造成食管黏膜的损害。主要症状为反酸、呕吐、胸前后疼痛、下咽不畅，严重者食管出现狭窄，可有下咽梗阻。食管镜检可见黏膜充血、水肿、糜烂或有溃疡形成，甚至食管下段狭窄。轻者可药物治疗，重者则需手术。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。