常見例句雙語(yǔ)例句The results showed that tetrahedron and octahedron are the main forms of aluminum-oxide polyhedron in raw fly ash, and they exist in a multi-structural surrounding.結(jié)果表明:粉煤灰中鋁氧多麪躰主要以四麪躰和八麪躰形式存在。 返回 aluminum-oxide polyhedron