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GB/T 28822-2012 in English
General specification for the exchange format of electronic business cards
valid
Issued on:2012-11-05
$768.00 -
SJ 20937-2005 in English
General specification for optical disk driver
valid
Issued on:2006-01-18
$608.00 -
SJ/T 11321-2006 in English
General specification of DVD/CD read-only optical pick-up
valid
Issued on:2006-01-16
$1,248.00 -
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GB/Z 18390-2001 in English
Information technology--Guidance on measurement techniques for 90mm optical disk cartridges
valid
Issued on:2001-07-01
$1,428.00 -
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