Dab tsi yog cov ntaub ntawv raw rau tsim cov calcium carbide?
May 30, 2025
Tso lus
Dab tsi yog cov ntaub ntawv raw rau tsim cov calcium carbide?
1. Txiv qaub
2. Cov Khoom Siv Carbon (Lignite)
Chaw Nyob: Huafu Lub Chaw Lag Luam, Wenfeng Cheeb Tsam, Lub Nroog Anyang, Henan xeev, Suav
