单项选择题

转动套采用荧光磁粉探伤时,荧光磁悬液浓度为()

A.0.1mL/100mL~0.6mL/100mL
B.0.2mL/100mL~0.7mL/100mL
C.0.1mL/100mL~0.8mL/100mL
D.0.1mL/100mL~0.4mL/100mL