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Plastics
Any of various synthetic materials, usually organic compounds, that are produced by polymerization, capable of being molded when soft and then set.
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Fishery; Marine fishery
其中出生率高於死亡率和移民率都高於入境利率,適用于平衡人口的修補程式。一般的定義是車廂的一大段時間內 (例如 幾代人),顯示沒有淨變化中人口規模,但不過是個人的淨出口國。 ...