flanch扩散, 变宽,向外鼓出[裂开],使逐渐向上收缩(up)flann.果馅饼；(轧制钱币的)坯子；布丁flange - closed sections翼缘闭合截面flange type shaft coupling凸缘联轴节flange fixing installation压边装置flange and elbow bend pipe法兰盘弯管Flange girth bending angle翼缘弯曲角flange depth -width ratio翼缘宽厚比flange corrosion prevention法兰防腐flange cast iron stop valve法兰铸铁截止阀flange weakening type joint翼缘削弱型节点flange gasket residual stress法兰垫残余应力