【摘要】 本文对不同产地及不同等级的淡水养殖褶纹冠蚌、三角帆蚌珍珠以及珍珠层中的氨基酸和微量元素进行了对比分析,结果表明,珍珠的来源不同,其氨基酸的种类及含量不同,各种微量元素的含量也有差异。研究表明,珍珠的等级与化学成分含量无相关性。更多还原

【Abstract】 This paper presents a survey of the study on the amino acids and trace elements in different pearl and pearl shell, The report shows there are different amino acids and trace elements in different pearl and pearl shell and there are no relations between the quantity of amino acids and the grade of pearl.更多还原