關於troughing的百科

• troughing造句怎麼寫

• troughingidlerspipe-troughingdistrbutionsystemThisexampleshowsatroughingidlerwiththeconveyorbeltrunningtotheleft.Nowthetrainingeffecttakesplaceandtheconveyorbeltdoeswhatitistoldtodobythecenterrollofthetroughingidler....
• 2018-11-126466