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发表于 2014-10-20 15:58
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来自: 中国上海
According to IMO 645:
For equipment DP class 2, single failure criteria include:
1, Any active component or system(generators, thrusters. switchboards, romote controlled valves. etc.);
2, Any normally static component(cables, pipes, manual valves, etc.) which is not properly documented with respect to protection and reliability.
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