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美国麻省GSI Lumonics公司生产的VM2000型扫描仪是一种高带宽,高精度光学扫描仪,响应时间为30μs。它的特点是提
The VM2000 Scanner from GSI Lumonics, Massachusetts, USA, is a high bandwidth, high precision optical scanner with a response time of 30 μs. It is characterized by mention