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钢质船体制造工时定额 钻孔 铆接
价格:¥0.00
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海洋调查船实验室及调查作业 甲板振动、噪声一般要求
价格:¥0.00
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船厂电气作业安全规程
Safety procedures for electrical operation in shipyard
价格:¥0.00
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铝合金船体对接接头 X射线照相及质量分级
X-ray inspection and quality classification for welded butt joints on aluminum alloy hull
价格:¥0.00
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