紧缚人妻拷问麻绳88AV,色男人的天堂2018av在线,色撸撸亚洲色图,中文字幕在线无码一区二区三区

Sales Hotline

+86-13812297748

Roughness measuring instrument


Technical Parameters:
Measurement parameters: Ra, Rz, Rq, Rt
Measuring range: Ra: 0.025-12.5μm
Display range: Ra, Rq: 0.005-16μm
Display range: Rz, Rt: 0.02-160μm
Range: ± 20μm, ± 40μm, ± 80μm
Display resolution: 0.001μm

PRE：None

NEXT：Laser interferometer