curved tube

批发采购饰品配件-合金珠子大孔珠... ... 雪花片 Daisy B.. 弯管 Curved Tube 环拎环 Bail ...

翻译资源百分百... ... 曲面 curved surface 曲管 curved tube 曲线分歧管，曲线道岔（铁路） curved turnout ...

圆形弯管,circular... ... ) round crooked nozzle 圆形弯嘴 ) curved tube 弯曲圆管 ) Round pipe elbow 圆管弯头 ...