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- The new process extracts oil from shale. 这一新过程可从页岩里提炼出石油。
- Most of the rock in this mountain is shale. 这座山上大部分的岩石都是页岩。
- papery shale 纸板
- Leaves papery; berry brick-red or scarlet. 叶纸质；浆果砖红色或深红。
- Leaf blade thickly papery, glabrous. 叶片厚纸质，无毛。
- North America has vast deposits of shale. 北美有大量油页岩沉积。
- The sandstone and shale units are of the same age. 砂岩和页岩单元是同时的。
- The time of expulsion from this shale is uncertain. 该页岩的排烃时间不太确定。
- Can you make this shale shaker work? 你能使这台振动筛工作吗?
- Embed a post in concrete;fossils embedded in shale. 把柱子嵌在水泥中；牢牢嵌在页岩中的化石
- And where there is shale there is likely to be oil. 而哪儿有油页岩，哪儿就可能有石油。
- It is the density data of the shale. 这是泥页岩密度数据。
- Thus, the influence factors of shale on C/O... 经校正后的碳氧比值可以准确地求取储层的含油饱和度。
- Coal, oil shale, peat, substantial oil reserves. 煤、油页岩、泥炭、石油储量可观。
- A short, solid, vertical underground stem with thin papery leaves. 短小、实心、直立生长的地下茎,具薄纸质的叶。
- Perianth segments 6, in 2 whorls, papery to hyaline. 花被片6，2轮，纸质到透明。
- Leaflets usually 3, membranous or papery, margin entire. 通常的小叶3，膜质或纸质，边缘全缘。
- Stem stout, simple or branched, base with papery remnant sheaths. 茎粗壮，单一或分枝，基部具纸质的残余鞘。
- Leaves cordate-ovate to lanceolate, papery, margin dentate. 叶心形的卵形的到披针形，纸质，边缘具牙齿。
- Leaves petiolate, papery or leathery, margin entire. 叶具叶柄，纸质的或革质，边缘全缘。
