-
Annual production of magnesium is about 600,000 tons per year.
每年的镁产量,大约是六十万吨。
应用推荐
$firstVoiceSent
- 来自原声例句
Annual production of magnesium is about 600,000 tons per year.
每年的镁产量,大约是六十万吨。
应用推荐