petroleum [pi'trəuliəm, pə-]

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n. crude��crude oil��fossil oil��rock oil

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1. Thirdly, the development measure of the state-owned petroleum enterprise.
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2. Hence, the protection of petroleum geology archives must be strengthened.
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3. Right. Especially the offshore petroleum industry , which is an industry of relatively high risk.
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n.
  1. a dark oil consisting mainly of hydrocarbons

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petroleum
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Petroleum refining
ʯ������; ʯ�ͼӹ�; ʯ������; ʯ�;���;
petroleum products
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OCCIDENTAL PETROLEUM
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petroleum gas
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