More ammonium sulphate solution is being recovered in the process of distilling oil shale.
在提炼油页岩中回收硫酸铵液比去了。
Resinite is a rich n1aceral in Teriary humic coal,boghead-cannel coal and oil shale fromHuangxian Coalfield.
黄县田第三纪腐殖、、油页岩显微组分富含树脂体。
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At the same time, the U.S., having edged closer to energy independence with natural gas and oil shale, no longer needed Riyadh the way it once did, and was noticeably less attentive.
与此同时，随着和油页岩的开采，美国已经逐渐近能源独立，已经不再像过去那利雅得了，对沙特也明显不那么在意了。
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详细解释
中回收
了。
田第三纪腐殖
和油页岩的开采，美国已经逐渐
近能源独立，已经不再像过去那
利雅得了，对沙特也明显不那么在意了。
