In a conversation with reporters outside the White House on Tuesday, Powell confirmed he had met with Keller but said he had not spoken to him since the column appeared.
周二在与白宫外的记者谈话时,鲍威尔确认了专栏推出后,已与Keller碰面,但是还没有与之交谈。
The magnetic polarity reversal record is often illustrated by means of a column with black and white intervals depicting the two polarity.
地磁极性反转记录通常用代表两种极性的黑白间隔所组成的极性柱来表示。
It has been established a set of advanced and applicable method of capillary column Gc analysis for control the quality of white wine producing.
建立了一套既先进又适用于白酒生产质量控制的毛细管色谱分析技术。
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