This paper briefly introduced two methods for anticorrosion of special piece and repaired mouth of long transportation pipeline, i. e , flame plastic spraying and high-build PU anticorrosive paint.

简介了长输管道异型管件及补口防腐的两种方法，即高膜厚PU防腐涂料刷涂法和火焰塑料喷涂方法。

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Method 5 cases of intraoral defects were repaired with bilateral nasolabial myocutaneous flap after radical operation of mouth floor carcinoma.

方法分析5例口底癌患者，接受联合根治术后应用双侧带蒂鼻唇沟岛状肌皮瓣进行口底及舌的一期修复。

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Objective To analyze the reason of necrosis for pedunculated skin flaps repaired after floor of the mouth defect repair.

目的对11例口底缺损后皮瓣修复坏死原因进行分析。

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