The operations of permanent fistula in the rumen, at the proximal duodenum and terminal ileum in sheep were improved, and were applied in practices.
本研究对原有的羊永久性瘤胃瘘管、十二指肠近端瘘管和回肠末端瘘管的手术方法进行了改进，并在实践中得到应用。
The operations of permanent fistula in the rumen, at the proximal duodenum and terminal ileum in sheep were improved, and were applied in practices.
本研究对原有的羊永久性瘤胃瘘管、十二指肠近端瘘管和回肠末端瘘管的手术方法进行了改进，并在实践中得到应用。
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