| 单词 |
tar sand |
| 释义 |
tar sand
tar sandn. often tar sands A type of oil sand from which the lighter fractions of petroleum have escaped and in which only the heavier fractions forming a residual asphalt remain.tar sand n (Geological Science) a sandstone in which hydrocarbons have been trapped; the lighter compounds evaporate, leaving a residue of asphalt in the rock pores tar sand
tar sand[′tär ‚sand] (geology) A type of oil sand; a sand whose interstices are filled with asphalt that remained after the escape of the lighter fractions of crude oil. |
| 随便看 |
- crespa
- crespe
- crespidoma
- crespi, giovanni battista
- crespi, giuseppe maria
- crespi, juan
- crespin, régine
- crespo, joaquín
- crespy, treaty of
- cresr
- cress
- cresselia, heatran, amoonguss, landorus, kangaskhan
- cresselle
- cressent
- cressent, charles
- cresses
- cresset
- cressets
- cresset stone
- cressex
- cressey, donald r.
- cressey, george
- cress green
- cressid
- cressida
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