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The transalkylation of polyethylbenzene, mainly diethylbenzene and triethylbenzene, with benzene catalyzed by tungstophosphoric acid has been studied in stirred autoclave.

拌高压釜,以磷钨酸为催化剂,研究与多乙的烷基转移反应,多乙是二乙和三乙

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kidney failure, kidney stone, kidneys, kidney-shaped, kidology, Kidron, kids, kidskin, kidstuff, kidult,

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3G, 401(K), a,

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中高级英语短文

The basic processing techniques of modern Pu'er tea include seven main steps: fresh leaf picking, spreading fresh leaves for cooling, fixation, kneading, sundrying, pile fermentation, autoclaving and desiccating.

现代普洱茶的基本加工工七个要步采摘、铺冷却、固定、揉捏、晒干、渥堆、高压灭菌和干燥。

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kies, kieselguhr, kieselgur, kieserite, kieseritite, kieserohalocarnallite, kieserohalosylvite, kietyoite, Kiev, kieve,

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3G, 401(K), a,
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