结论：内镜下反复硬化或(和)黏堵治疗是控制难治性食管静脉曲张破裂大出血的首选抢救措施。
Conclusions: Repeated endoscopic sclerotherapy and tissue adhesive injection in a short period is of choice for intractable hepatic cirrhotic esophageal bleeding in controlling hemorrhage.
本文研究了普通混凝土在硬化初期受到一次冻结或反复冻融后对质量的影响。
In this article, it has made a research of the quality of an early-stage setting ordinary concrete undergoing a freezing test or repeated freezing and thawing test.
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