74
DEH-P9100R,P8100R
Grating waveform
Ech
→
Xch 20mV/div, AC
Fch
→
Ych 20mV/div, AC
45
°
0
°
75
°
60
°
30
°
90
°
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TEL 13942296513
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
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http://www.xiaoyu163.com