“classification of gaseous mines”的概念、定义、翻译、参考文献-科学参考

单词	classification of gaseous mines
释义	classification of gaseous mines Encyclopedia 工学瓦斯涌出释 classification of gaseous mines瓦斯矿井等级根据矿井的相对瓦斯涌出量和涌出形式划分的矿井级别。
随便看	Chichimecas Chichén Itzá chick auto-sexing technique chicken Chicken and Duck Talk chicken coop chicken cylinder cup chicken erythrocyte Chicken-Feather Letter chicken gizzard plant chicken head pot chicken infectious anemia chicken leg-shaped vase chicken leucocytozoonosis chickenpox Chickenshed Theatre chickens waiting to be fed chicken wire structure chick rearing chick sexing identification table chicory Chicoutimi ChiCTR Chicxulub crater chi-disclination

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