清洁表面,以确保粘附牢固。( )
A.Clean the surface to ensure there will be good adhesion. B.Clean the surface to ensure firm addition. C.Clean the surface to make sure that the bond is satisfactory.正确答案A
清洁表面,以确保粘附牢固。( )
A.Clean the surface to ensure there will be good adhesion. B.Clean the surface to ensure firm addition. C.Clean the surface to make sure that the bond is satisfactory.正确答案A