目的探讨在胆道镜协助下通过扩张、置管支撑、引流治疗高位胆肠吻合术后良性吻合口狭窄的效果。

Objective To observe the effect we can obtain through the behavior of dilation drainage and uphold by cholescope, when treating the benign stenosis of the junction after superior cholangiojejumostomy.

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通过采用新型排管方式、合理调整冷却管支撑间距，并同时更换冷却管材的方法在大修期内对凝汽器进行了改造。

By using new type tube arrangement, rationally adjusting support spacing of cooling tubes, and replacing cooling tubes, the old condenser was retrofitted in overhaul period.

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人工管腔内由金属支撑物或者支架支撑。

The tube is supported by a metallic support, or stent.

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