本产品特点是膨胀系数小，耐火度高，热化学稳定性好。

This product is characterized by low expansion coefficient, high refractoriness, good thermal and chemical stability.

youdao

本产品特点是膨胀系数小，耐火度高，热化学稳定性好。

This product is characterized by low expansion coefficient, high refractoriness, good thermal and chemical stability.

youdao