"A component for showing quantity, preessure or temperature by a pointer or numeric display."what does the above sentence describe?
A.actuator;
B.motor;
C.gage;
D.mask;
正确答案是C
"A component for showing quantity, preessure or temperature by a pointer or numeric display."what does the above sentence describe?
A.actuator;
B.motor;
C.gage;
D.mask;
正确答案是C