28（）
A: surface
B: coat
C: shape
D: appearance
A: surface
B: coat
C: shape
D: appearance
举一反三
- ______ she seems apparently calm but she has a fierce temper when you get to know him. A: By the appearance B: From the appearance C: On the surface D: By the surface
- When the spindle has axial movement, when turning workpiece (). A: Cylindricity error will be produced on the rotating surface B: Drum shape error will be produced on the rotating surface C: It will affect the axial dimension accuracy and end face shape D: Roundness error will be produced on the rotating surface
- Because of the spindle has axial movement, when turning workpiece (). A: roundness error will be produced on the rotating surface B: cylindricity error will be produced on the rotating surface C: it will affect the axial dimension accuracy and end face shape D: drum shape error will be produced on the rotating surface
- The appearance or quality of light reflected from the surface of a mineral is known as ( ).
- Amorphous is to shape as odorless is to______. () A: weight B: worth C: scent D: anger E: appearance