stone coal的用法和樣例：
例句
- The principles and low pollution process in production of vanadium pentoxide with stone coal containing vanadium are introduced in detail.
介紹用含釩石煤生產五氧化二釩的原理和低污染生產工藝。 - From the coal rank and the combustion characteristics and kinetic analyzing results, the stone coal should be classed as a high rank and maggy anthracite coal.
根據煤階和燃燒特性及動力學分析判斷，石煤屬於高變質的劣質無煙煤。 - Soft coal burns with more flames than hard coal.
煙煤燃燒時火焰較無煙煤多。 - We also supply blind coal and soft coal from China and Indonesia.
煤炭產品主要是無煙煤與有煙煤等。
stone coal的相關資料：
臨近單詞
stoneman
stone
Stone Crusher - Legendary Mallet
stoneless preserved cherry-apple
Stone Potted Fried Baby Cuttlefish
Stones rolled down the hillside.
stone columns composite foundation
stone inscriptions in Song Dynasty
stone colunms composite foundation
Stones and cement binds together.
Stone Zombie With Shining Accessory
Stones and cement binds strongly.
