The present invention is used mainly in synthesizing valuable refractory compound and high temperature new material.

主要应用于合成有价值的难熔化合物和高温新材料技术领域。

youdao

The present invention is used mainly in synthesizing valuable refractory compound and high temperature new material.

主要应用于合成有价值的难熔化合物和高温新材料技术领域。

youdao