结果表明，马氏珠母贝贝壳的主要成分均为碳酸钙，并含有少量有机质。
The results indicated that the Pinctada martensii shells were all consisted of the major Calcium carbonate and a slight amount of organisms.
结果表明，马氏珠母贝贝壳的主要成分均为碳酸钙，并含有少量有机质。
The results indicated that the Pinctada martensii shells were all consisted of the major Calcium carbonate and a slight amount of organisms.
应用推荐