铪的化学形态为过氯酸盐或硝酸盐。

Chemical form of hafnium is perchlorate or nitrate.

youdao

截至记者发稿时，公司尚未找到污染源，而小城附近的美国海军陆战队后勤基地也在水源中查出高于正常值3倍的过氯酸盐。

At press time, the company has not yet found sources of pollution, while the Marine Corps Logistics Base near the town also was found in water 3 times higher than normal perchlorate.

youdao