题目内容
(请给出正确答案)
[单选题]
轮轴、轮对、车轴荧光磁粉磁悬液体积浓度为()。
A.0.2m/100mL~0.6mL/100mL
B.0.2mL/100mL~0.6mL/100mL
C.0.2mL/100mL~0.6mL/100L
D.0.2mL/100mL~0.6m/100mL
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A.0.2m/100mL~0.6mL/100mL
B.0.2mL/100mL~0.6mL/100mL
C.0.2mL/100mL~0.6mL/100L
D.0.2mL/100mL~0.6m/100mL
A.0.1mL/100mL~0.8mL/100mL
B.0.1mL/100mL~0.6mL/100mL
C.0.1mL/100mL~0.9mL/100mL
D.0.1mL/100mL~1.0mL/100mL
A.1.2mL/100L~3.0mL/100mL
B.1.2mL/100mL~3.0mL/100mL
C.1.2m/100mL~3.0mL/100mL
D.1.2mL/100mL~3.0mL/100L
A.磁悬液的浓度应按试件的表面状态确定
B.磁悬液的浓度是用梨形沉淀管测定的
C.磁悬液的浓度与所用磁粉种类无关
D.荧光磁粉的磁悬液,所用的分散剂应发出荧光