关于abrasives的百科

• abrasives造句怎么写

• Commonlyusedinmachineryindustryonlyoilstonenaturalabrasives.oilstoneforusedinthehand,ofnaturalstone,agglomeratedabrasivesorceramicsSlagandmineralabrasivesshallmeettherequirementsofSSPCAB1.Sometimestheycontainroughabrasivesthatcauseincreasedabrasionof...
• 2017-04-1030890