英语语法分析

Pyrophyllite is a key assistant material in production of synthetic diamond.

叶蜡石是高温高压合成金刚石的关键辅助材料。

There are two basic vibration forms in the infrared spectrum of pyrophyllite.

叶蜡石的红外光谱有两种基本振动形式。

In the spectrum of pyrophyllite containing more quartz the absorption band tends to damp or vanish.

在含石英较多的叶蜡石红外谱图中，叶蜡石的吸收谱带减弱或消失。