Cholecalciferol is produced by irradiation of 7-dehydrocholesterol with ultraviolet light either from the sun or from an artificial source.
钙化醇是7?
固醇
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.
钙化醇是7?固醇日光或人工来源的紫外线照射而产生的。
声
：以上例句、词性分类均由互联网资源自动生成，部分
人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
