tube bending machine 基本例句 弯管机 Our production is mainly of technical lighting machinery, automatic tapping machines, Bending, shrinkage of the machine, pipe cutting machine, and so on are our main products.我们公司是以生产灯饰机械为主的技术性公司,自动攻牙机,弯管机,缩管机,切管机等等是我们的主要产品。