英语语法分析

The waste gases must be vented from the forehearth sections.

废气必须从通路段排除。

Temperature difference in forehearth and its influences on product quality were analyzed.

介绍了料道内玻璃液温度差的形成及对产品性能的影响。

This paper discusses the method of Glass Furnace Forehearth Zone Temperatures and presents a direct digital computer system and hardware software.

本文讨论玻璃熔窑成型区温度控制方法，提出了计算机直接数字控制系统，给出了该系统的硬件和软件。