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- CB/T 3939-2000 Underwater electrical connector
- CB/T 3939-2000
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- CB/T 3938-2000 Hydraulic driven air blower
- CB/T 3938-2000
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- CB/T 3920-2002 Marine auxiliary boiler threaded pipe
- CB/T 3920-2002
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- CB/T 3908-1999 Ship cable laying process
- CB/T 3908-1999