metaformaldehyde的用法和樣例：
例句
- Adance and process of metaformaldehyde production and productive conditions of metaformaldehyde to use natural gas as material were introduced.
介紹聚甲醛進(jìn)展情況和工藝路線(xiàn)及我省利用天然氣深加工生產(chǎn)聚甲醛情況。 - Adance and process of metaformaldehyde production and productive conditions of metaformaldehyde to use natural gas as material were introduced.
介紹聚甲醛進(jìn)展情況和工藝路線(xiàn)及我省利用天然氣深加工生產(chǎn)聚甲醛情況。
