A、(0.12~0.05) B、(0.1~0.25) C、(0.25~0.5)
A、0.1~0.2mm B、0.2~0.25mm C、0.25~0.5mm D、0.5~0.6mm
A、0.25~0.5mm B、0.1~0.3mm C、0.25~0.8mm D、0.2~8mm
A、0.05~0.1; B、0.1~0.2; C、0.25~0.5; D、0.5~1.0。
A、0.025~0.05mm B、0.1~0.3mm C、0.25~0.5mm
A、0.101~0.10 B、0.10~0.25 C、0.25~0.35 D、0.45~0.65
A、0.25—0.45m/s B、0.25—0.55m/s C、0.25—0.5m/s D、0.05—0.25m/s
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