单项选择题
A.油漆检查(托克)仪 B.类型2磁性干膜测厚仪 C.涡流仪 D.类型1磁性干膜测厚仪
A.摆杆 B.胶带剥离 C.落沙 D.硬度研磨试验机
A.1270微米,50密耳 B.254—508微米,10—20密耳 C.76.2微米,3密耳 D.508-1270微米,20-5-密耳