单项选择题
A.0.1mmB.0.5mmC.1mmD.1.5mm
A.370℃B.200℃C.100℃D.50℃
A.50~100mmB.100~150mmC.150~200mmD.200~250mm
A.0.5mmB.1.0mmC.1.5mmD.2mm
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