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Through IR analysis, the main component in group II was identified as dialkyl-benzene, while in Group III was monoalkyl-benzene as well as dialkyl-tetralin and indane (DTI).

然后用紫外法求得了第Ⅱ族组苯之和与对苯的质量比约为1∶409。

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flow sheet, flowability, flowable, flowage, flowchart, flowcharting, flowcleavage, flower, flower arrangement, flower bed,

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3G, 401(K), a,

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实战口译练习笔记

I recently presented the prizes in the e-commerce awards which are supported by the DTI through our UK Online for Business Project.

我最近通过英国线服务项目领取了由英国贸工部支持的务奖励。

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flower-de-luce, flowered, flowerer, floweret, flowergirl, floweriness, flowering, flowering plant, flowerless, flowerlet,

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3G, 401(K), a,
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