“float coal”的概念、定义、翻译、参考文献-科学参考

单词	float coal
释义	float coal [`flōt ´kōl] ^GEOLOGY Small, irregularly shaped, isolated deposits of coal embedded in sandstone or in siltstone. Also known as raft.
随便看	scouring rush scouring velocity scour lineation scour mark scourway Scout scout scout boring scout car scout hole scouting distance scouting front scouting interval scouting line Sco X-1 SCR scram scramble scrambler scram drive scramjet scram rod scram system scrap scraped freezer

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