展会时间:2021-09-14 至 2021-09-16
青岛国际海洋科技展览会(OST)是青岛蓝谷开展海洋国际交流合作,发起青岛市海洋攻势,打造山东海洋强省计划和“一带一路”海洋国际合作平台,贯彻习近 ...
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