having an ulcer or canker 同义词：ulcerated, ulcerous,
例句与用法
1.
In this system , the oil pipe be locally magnetized through the longitudial and circumferential direction , the oil pipe be circumvolved by the electromotor , the detector will has a linear movement on the surface of the pipe , so it can realize the combined testing of horizontal flaw ( cankerous pits and cankerous holes etc . ) and vertical flaw ( pole flaw and crack etc ) 该系统在油管局部实施轴向和周向磁化，油管由电机主轴带动旋转，检测探头紧贴油管直线运动，从而实现对腐蚀坑、腐蚀孔等横向缺陷和杆状损伤、劈缝等纵向缺陷的综合检测。
2.
Because the imposes integratedly hair cause of disease after cystic resection basically has the following sides : diagnose before art above all incorrect , diagnose hernia of cankerous disease , pancreatitis , midriff or coronary heart disease by accident made cystic resection for chronic cholecystitis , it is the commonnest cause 胆囊切除术后综合征的发病原因主要有以下几个方面：首先术前诊断不正确，误将溃疡病、胰腺炎、膈疝或冠心病诊断为慢性胆囊炎作了胆囊切除术，是最常见的原因。
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