Kategori:
Petroleum
Prenumerera på Petroleum uttal
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oil uttaloil [en]
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fracking uttalfracking [en]
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tortuosity uttaltortuosity [en]
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نفط uttalنفط [ar]
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weatherford uttalweatherford [en]
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البترولية uttalالبترولية [ar]
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Unocal uttalUnocal [en]
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Նավթ uttalՆավթ [hy]