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交通行业工人技术等级标准 航标航测 航道绘图工
Technical grade standards for workers in the communications industry -- Aids to navigation and hydrographic survey -- Channel Cartographers
价格:¥0.00
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交通行业工人技术等级标准 航标航测 灯塔工
Technical grade standards for workers in the communications industry -- Aids to navigation and hydrographic survey -- Lighthouse maintainers
价格:¥0.00
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通航海轮桥梁通航标准(附条文说明)
Bridge Navigation Standard for Seagoing Vessel
价格:¥0.00
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交通行业工人技术等级标准 航标航测 航道测量工
Technical grade standards for workers in the communications industry -- Aids to navigation and hydrographic survey -- Channel surveyors
价格:¥0.00
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交通行业工人技术等级标准 交通工业 航标灯泡挂丝工
Technical grade standards for workers in the communications industry -- Communications industry -- Assemblers for navigation aid lamp
价格:¥0.00
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交通行业工人技术等级标准 交通工业 航标灯工
Technical grade standards for workers in the communications industry -- Communications industry -- Shapers for navigation aid lamp
价格:¥0.00
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交通行业工人技术等级标准 航道疏浚 船闸机械运行工
Technical grade standards for workers in the communications industry -- Waterway dredging -- The machine operative workers of the navigation locks
价格:¥0.00
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交通行业工人技术等级标准 航道疏浚 航道爆破工
Technical grade standards for workers in the communications industry -- Waterway dredging -- Waterway explosion workers
价格:¥0.00
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交通行业工人技术等级标准 航道疏浚 航道钻探工
Technical grade standards for workers in the communications industry -- Waterway dredging -- Waterway drillers
价格:¥0.00
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交通行业工人技术等级标准 航道疏浚 疏浚测量仪器修理工
Technical grade standards for workers in the communications industry -- Waterway dredging -- Survey instruments repairmen
价格:¥0.00
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