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工作学习
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专业知识杂谈
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请教机械工程师和质量管理方面的专家:怎样使境外生产的压力容器类产品(如管道、阀门)在加拿大取得质量认证或市场准入?有哪些标准?在哪里认证?急等回复!!!
-
hotdogchen
(大兵瑞恩);
2006-1-5
(#2698707@0)
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