求助 急! 急!? 各位大侠帮我翻译以这两句话: 1、And all such piping lines should be 3 spares for replacement as required for maintenance intervals in warehouse as the real installation spool 。 2、 For all valve handle, we should use extra handle if the insulation thickness 80mm. 谢谢! 查看更多1个回答 . 5人已关注