Electrical industry, machinery industry — Ferrite block talc, porcelain material, oil bearing, magnetic material and other metallurgical particles.

电器工业、机械工业中的铁氧体块滑石、瓷器材料、含油轴承、电磁材料和其它冶金用的颗粒。

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The paper describes the feature, mechanism of formation, research methods and possible applications of jet halo of mobile heavy metal above oil bearing formation.

叙述了石油层上方重金属元素的射流晕分布特点、形成机制、研究方法及其可能的应用。

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Other possible reasons include problems with the oil pump, rod and main bearing clearances, camshaft stopping playing, or cam bearings and lifters.

其他可能的原因包括油泵问题、杆和主轴承的空隙、凸轮轴停止工作、或者凸轮的方位和升降。

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He says the Bakken has a layer of nearly impermeable shale that sits above the oil-bearing reservoirs.

FORBES: Focus

Last year Chevron announced that test wells drilled 29, 000 feet deep into Buckskin found oil-bearing sands 300 feet thick.

FORBES: Chevron And BP Reveal Big New Deepwater Finds In The Gulf Of Mexico

Geological forces lifted these oil-bearing rocks up toward the surface of the earth, within reach of water and bacteria.

FORBES: The Promise And Pitfalls Of Canada's Oil Sands