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Taking acid-treated stellerite as main material, zeolite X powder was prepared by hydrothermal method.

酸处理红辉沸石,采法制备了X型沸石粉体。

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coachwork, coact, coaction, coactions, coactivate, coactivated, coactivation, coactivator, coactive, coactus,

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3G, 401(K), a,

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These scientists think they'll be able to stop nitrogen oxides before they reach the atmosphere by running the car exhaust past the superacid first.

科学家们认为尾气过超强酸处理能阻止氮氧化物

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coadjutrix, co-adsorption, coadunate, coadventure, coagel, coagent, coagglutination, co-agglutination, coaguin, coagula,

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3G, 401(K), a,
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