oil sand

基本解釋

Oil sand deposits are easier to access than crude from offshore wells.
而且相比離案油井來說，含油砂沉積物相比之下更加容易獲得。
Oil sand deposits can consistently produce petroleum products for around 50 years.
加拿大的含油砂沉積物可以在大約50年左右的時間裡持續(xù)産出石油産品。
Oil sand mining began in Alberta in 1967.That first mine is closest to the Athabasca River in the top image (1984).
阿伯達(dá)省的油砂鑛開始於1967年，最早的鑛井是上圖（1984年）中離阿薩巴斯卡河最近的那個。

In the report, called "Heads in the Sand", the group says a serious decline in the supply of oil coupled with increasing demand and few new projects planned, means the world needs to move away from oil.

At the enormous oil sand strip mine, shovel cranes drop 100-ton loads of sand into 400-ton dump trucks.
FORBES: On The Cover/Top Stories
With oil prices rising and offshore production looking unattractive, we turn our attention to the great frozen north where water is sparse and oil sand abounds.
FORBES: Go Offshore With Canadian Oil Sands
They work, they invest, they put their heads to the task, they apply technology, and pretty soon they'll discover how to extract oil profitably from oil sand.
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油砂
The preferable temperature is 540℃ for No.2 oil sand and 560℃ for No.6 oil sand, The maximum oil yield of No.2 oil sand is 12.55%, and 7.18% of No.6 oil sand.
2號油砂的較佳熱解溫度爲(wèi)540℃,熱解最高油産率爲(wèi)12.55%;6號油砂的較佳熱解溫度爲(wèi)560℃,最高油産率爲(wèi)7.18%。
經(jīng)濟(jì)學(xué)
油砂