Cholecalciferol is produced by irradiation of 7-dehydrocholesterol with ultraviolet light either from the sun or from an artificial source.
胆钙
7?脱氢胆固经日光或人工来源的紫外线照射而产生的。
Cholecalciferol is produced by irradiation of 7-dehydrocholesterol with ultraviolet light either from the sun or from an artificial source.
胆钙7?脱氢胆固经日光或人工来源的紫外线照射而产生的。
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