The ointment contains polymixin B and oxytetracycline in a petroleum base.

美中不足包含在一个多粘菌素B和石油基地土霉素。

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If the fluid has a petroleum base, coat all interior surfaces with an oil-resistant paint recommended by a reputable supplier.

如果液压油油性重，所有内部表面涂漆使用由有信誉的供应商推荐的耐油油漆。

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Introduces a basic method to identify normal fammable liquids( or accelerants) with petroleum base such as gasoline, kerosene and diesel by High Performance Liquid Chromatogram (HPLC).

介绍了利用高效液相色谱鉴定汽油、煤油、柴油等石油系列为基质的常见助燃剂的分析方法。

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Demand growth for subsidized petroleum compounds from an ever-larger base.

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But if American energy producers are able to tap into even a fraction of this supply, our domestic energy production could well outstrip that of Saudi Arabia, which is currently the largest oil producer and exporter of total petroleum liquids in the world with a reserve base estimated around 260 billion barrels.

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He moved back to the company's base in London and held a series of finance jobs, wedding his knowledge of petroleum engineering to the discipline of return on investment.

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