Cholecalciferol is produced by irradiation of 7-dehydrocholesterol with ultraviolet light either from the sun or from an artificial source.
胆钙化醇是7?脱氢胆固醇经日光或人工来
的紫
线照射而产生的。
线Cholecalciferol is produced by irradiation of 7-dehydrocholesterol with ultraviolet light either from the sun or from an artificial source.
胆钙化醇是7?脱氢胆固醇经日光或人工来的紫线照射而产生的。
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、词性分类均由互联
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