懂英语,最好是商务方面的进、I hereby certify that i have determined that cylinders described on this report comply with the requirements of Dept.of Transportion specification .these cylinders were made by process of electric are welding t
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懂英语,最好是商务方面的进、I hereby certify that i have determined that cylinders described on this report comply with the requirements of Dept.of Transportion specification .these cylinders were made by process of electric are welding t
懂英语,最好是商务方面的进、
I hereby certify that i have determined that cylinders described on this report comply with the requirements of Dept.of Transportion specification .
these cylinders were made by process of electric are welding two semi-elliptical heads to rolled shell with electric are.Longitudinal buttseam 178.61-8(c)(l) Joggle butt joint and 178.61-8(b)
懂英语,最好是商务方面的进、I hereby certify that i have determined that cylinders described on this report comply with the requirements of Dept.of Transportion specification .these cylinders were made by process of electric are welding t
因此我确信我所决定在这份报告中所所讨论的这些圆筒符合运输规范要求的深度.
这些用电过程加工的圆筒将两个半椭圆形的头焊接到回转的外壳上粗端的接缝178.61-8(c)(l)轻轻摇晃着粗端来连接 并178.61-8(b).(应该后面还有内容)