GB/T 19658-2013 Standard PDF file download ; GB/T 19658-2013 Standard english preview version download

GB Standard Code	GB/T 19658-2013
Standard Category	China National Standards
GB Standard English Title	Method of measurement of center beam intensity and beam angle(s)of reflector lamps
GB Standard Chinese Title	反射灯中心光强和光束角的测量方法
Chinese Version Price	$15 USD per 50 pages
English Translation Price	About $15 per 1 page; Inquire us for detail price

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