关于jacketing的百科

• jacketing造句怎么写

• Theouterjacketingshallhaveabackedenamelfinish.Thespecialdesignedcoolingbarreljacketinghasalargeheatconductionareaandgoodcoolingeffect.Analysisoninternalforceofouter-jacketingmegaframeforstory-addingduringconstructionItcanbeusedforthejacketingofthesma...
• 2018-02-1310896