英语语法分析

This article introduces a new propylene-ammoxidation process that produces acrylonitrile with acetonitrile as byproduct.

介绍了一种新的丙烯氨氧化法生产丙烯腈过程副产乙腈的连续精制工艺技术。

The carrier, active component and preparation method of the ammoxidation catalyst for aromatic hydrocarbon were described.

介绍了芳烃氨氧化反应催化剂的载体、活性组分和制备方法，以及国内芳烃氨氧化反应催化剂的研制情况。

The direct ammoxidation of propane to acrylonitrile is a potential route for acrylonitrile production with great economic attraction.

丙烷直接氨氧化制丙烯腈是一条潜在的具有巨大经济效益的丙烯腈生产路线。