IMO 2004 year '“the international convention for the control and management of ships' ballast water and sediments”条约的生效条件是:不少于30个国家,不少于世界商船总吨位35%的国家认可。截止目前为止,还差数个国家加入,待巴拿马认可后,不久就会强制执行,指日可待
顶一下
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踩一下
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