科学家们检测了来自两个水产养殖基地的牡蛎的组织样本和贝壳。
They tested dried tissue and shells from oysters in two aqua-culture sites.
一些科学家批评了水产养殖。
水产养殖在控制条件下，科学、艺术及商业性培植海水或淡水食用鱼或介壳类，如牡蛎、蛤、鲑及鳟鱼。
The science, art, and business of cultivating Marine or freshwater food fish or shellfish, such as oysters, clams, salmon, and trout, under controlled conditions.
水产养殖在控制条件下，科学、艺术及商业性培植海水或淡水食用鱼或介壳类，如牡蛎、蛤、鲑及鳟鱼。
The science, art, and business of cultivating Marine or freshwater food fish or shellfish, such as oysters, clams, salmon, and trout, under control led conditions.
一些科学家批评水产养殖。他们说，渔网和鱼笼许可证病虫害蔓延。
Some scientists have criticized aquaculture. They say the nets and cages permit fish diseases and pests to spread.
因此，对海水养殖环境进行调控和修复已经成为水产科学中的一个热点问题。
Therefore, it has become a hot issue aquatic science in aquatic science to control and restore Marine aquaculture environment.
因此，对海水养殖环境进行调控和修复已经成为水产科学中的一个热点问题。
Therefore, it has become a hot issue aquatic science in aquatic science to control and restore Marine aquaculture environment.
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