Citigroup posted a net loss in 2008, obviating a percentage comparison.

花旗集团净亏损在2008年, 排除的百分比比较.

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Objective To observe the curative effect of heavy - oxygen - enriched water ( HOEW ) on obviating acute high altitude reaction.

目的研究富氧水对急性高原反应的预防作用.

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Malfunction diagnoses for the diesel engine fuel system are introduced and given some typical obviating methods.

介绍了柴油机燃油系统故障的诊断以及一些典型故障的排除办法.

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