短語詞組短語welding assembly jig 焊裝夾具ship position welding jig 船位焊接胎FRONT COUP welding jig 前圍板焊接夾具shellop position welding jig 泊位焊接胎Automobile welding jig 汽車焊裝夾具design of welding jig 焊接夾具設(shè)計(jì)tack -welding jig 定位焊夾具Automation Welding Jig 自動化焊接工裝automatic welding jig 自動焊接夾具 返回 welding jig