seamlessadj.持续的;无缝的
seamless steel pipe无缝钢管
seamless gold shell无缝金壳冠
seamless steel tube无缝钢管,无缝套筒
seamless transition平滑过渡
seamless gold crown无缝金壳冠
seamless shell ring无缝锅炉筒
seamless government无缝隙政府
seamless converting无缝对接
seamless contiguity无缝拼接
seamless steel tubes[化] 无缝钢管