The said tombarthite is one of the kinds such as lanthanum, europium nitrate, erbium nitrate, cerous nitrate and neodymium nitrate.

所述稀土是指硝酸镧、硝酸铕、硝酸铒、硝酸亚铈、硝酸钕中的任一种。

youdao

Have materials and ceramic products instead of the related refractory material, kiln, apply to the trades, such as pottery, tombarthite, magnetism material, etc. extensively, enjoy good reputation.

与其相配套的耐火材料、窑具材料及陶瓷产品，广泛应用于陶瓷、稀土、磁材等行业，享有良好的声誉。

youdao

Have materials and ceramic products instead of the related refractory material, kiln, apply to the trades, such as pottery, tombarthite, magnetism material, etc. extensively, enjoy good reputation.

与其相配套的耐火材料、窑具材料及陶瓷产品，广泛应用于陶瓷、稀土、磁材等行业，享有良好的声誉。

youdao