其含铁量增加到原来的30倍的翻译：Its iron content increases to 30 times of the original times 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

The iron content increased to 30 times the original

Its iron content increases to 30 times of the original times

Its iron content increases to original 30 times

正在翻译，请等待...

Its iron content increases to 30 times of the original times