Volatile components in oak chips were determined by GC-MS and 38 compounds were identified, including 13 ketones, 8 phenolic compounds, 6 esters, 5 aldehydes, 5 alcohols, 1 acid and 1 other component.

本文采用GC-MS测定了橡木中的挥发性香气成分，共鉴定出38种化合物，其中种类最多的是酮类化合物，有13种，其次是酚类8种，酯类6种，醛类和醇类各5种，酸类1种，其他组分1种。

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The Cray computer has more than 220, 000 chips and is owned by the Oak Ridge National Laboratory in Tennessee.

克雷计算机拥有22万多个芯片，该机由美国田纳西州橡树岭国家实验室拥有。

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In October the Oak Ridge National Laboratory announced an effort to build the world's fastest supercomputer, which will use AMD Opteron chips and 18, 000 of Nvidia's graphics-processing units.

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