Pipe Welding SD工具2018-10-18 價格:免費更新日期:2018-10-18檔案大小:2.5M目前版本:1.0版本需求:Android 4.0.3 以上版本官方網站:mailto:sotnik84@gmail.comThe calculator will help you calculate the transition of a pipe from one diameter to another, and help make a template for branch pipe.