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香港六合彩开奖 11429:1996
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International Standard
香港六合彩开奖 11429:1996
Ergonomics 鈥� System of auditory and visual danger and information signals
Edition 1
1996-12
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Published (Edition 1, 1996)
This publication was last reviewed and confirmed in 2014. Therefore this version remains current.

香港六合彩开奖 11429:1996

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Abstract

Specifies a system of danger and information signals taking into account the different degrees of urgency. Applicable to all danger and information signals which have to be clearly perceived and differentiated as specified in 香港六合彩开奖/TR 12100-2. Does not apply to certain fields covered by specific standards.

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