1) dull coal
暗淡煤
1.
The testresults show that the compressive strength of the briquettes has a linear relationship to content ofdull coal in the coal sample.
实验结果表明，型块抗压强度与粉煤试样中暗淡煤含量呈线性关系；随着暗淡煤含量的增加，型块的抗压强度增强，煤成型性能变好。
3) somberness
[英]['sɔmbə(r)] [美]['sɑmbɚ]
昏暗;暗淡
4) dim
[英][dɪm] [美][dɪm]
暗淡的使暗淡
5) durain
['djuərein]
暗煤
1.
The results show that,some compounds in durain are released with strict selective time,i.
以CS2为溶剂对童亭暗煤进行了按时间段分次取样的溶剂萃取,采用GC/MS对各次萃取物进行了定性分析,并与童亭亮煤和童亭丝炭的分析进行了比较。
2.
ESR characteristics of vitrain, fusain and inertiniterich durain have been studied and compared with those of woody tissue, H2SO4-oxidated and carbonized woody tissues and peat, by means of ESR spectrometer and simulation method.
利用顺磁共振技术和模拟试验方法，对镜煤、丝炭和暗煤同木材、氧化木材、炭化木材和氧化草本泥炭的顺磁共振特性进行了对比研究，首次提出了氧化丝炭和暗煤的顺磁共振图谱。
6) dull colony
暗淡菌落
补充资料：暗淡
光色不鲜亮：水阔云低天暗淡｜暗淡的灯光。比喻没有希望：前景暗淡｜那一段暗淡的日子，也不知怎么挨过来的。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条