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GB/T 40214-2021 in English
Document kinds for electrical and instrumentation projects in the process industry
valid
Issued on:2021-05-21
$1,624.00 -
GB/T 30241.1-2013 in English
Zener diode safety barrier—Part 1:General technical specification
valid
Issued on:2013-12-31
$288.00 -
GB/T 30241.2-2013 in English
Zener diode safety barrier—Part 2:Methods of evaluating the performance
valid
Issued on:2013-12-31
$288.00 -
SL 517-2013 in English
Design code for communication of water resources and hydropower projects
valid
Issued on:2013-08-08
$1,424.00 -
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