单项选择题
A.下方 B.上方 C.输出端 D.控制端
A.0.04mm B.0.06mm C.0.08mm D.0.10mm
A.0.019～0.045mm B.0.029～0.055mm C.0.039～0.075mm D.0.049～0.085mm
A.0.002～0.048mm B.0.005～0.059mm C.0.008～0.098mm D.0.015～0.158mm
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