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交通行业工人技术等级标准 水上运输 船舶广播员
Technical grade standards for workers in the communications industry -- Water transport -- Announcers
价格:¥0.00
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交通行业工人技术等级标准 水上运输 船舶行李员(兼放映员)
Technical grade standards for workers in the communications industry -- Water transport -- Baggagemen (Projectionists)
价格:¥0.00
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油气采样方法
Sampling method of oil vapour
价格:¥0.00
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水运工程建设标准编写规定(附条文说明)
价格:¥0.00
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交通行业工人技术等级标准 水上运输 船舶营业员
Technical grade standards for workers in the communications industry -- Water transport -- Kiosk clerks
价格:¥0.00
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交通行业工人技术等级标准 水上运输 船舶厨工
Technical grade standards for workers in the communications industry -- Water transport -- Cooks
价格:¥0.00
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交通行业工人技术等级标准 水上运输 船舶电工
Technical grade standards for workers in the communications industry -- Water transport -- Electrician
价格:¥0.00
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交通行业工人技术等级标准 水上运输 船舶机工
Technical grade standards for workers in the communications industry -- Water transport -- Motor men
价格:¥0.00
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驳船水尺计重技术规程
The Technical Regulation on Weighing Deadweight by means of Draft for Barge
价格:¥0.00
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