1.Piercing mill is the most important equipment on the rolling pipe line,and the frame is the nucleal component of the piercing mill.
穿孔机是轧制钢管的重要设备,而机架又是穿孔机的核心组成部分。
2.But the antibusiness strictures were gradually eviscerated by the courts and by lack of implementation, and the WPC faded away, though Kearney himself lived on until 1907.