Esophageal barium meal examination showed visible esophageal smooth funnel-shaped narrow the application of spasmolytic agents will enable the expansion.
To improve the efficiency of China's monetary policy, the urgent task is to take the effective measure to hold “ funnel ” effect and “ collapsar ” effect.
Gamma ray curve of the Upper Paleozoic in Daniudi gas field can be divided into 4 basic electrofacies types, including bell - shaped, funnel-shaped, box-like and finger - like electrofacies.