英语语法分析

The equipment for making biaxially oriented pipes is mainly discussed.

同时讨论了双向拉伸管的成型方法。

Preform, its manufacturing method, and container produced by biaxially stretching the preform.

料坯，其生产方法，和从该料坯制造的双轴拉伸容器。

PC-based stress scanners for biaxially oriented materials measure retardation in both normal and oblique paths.

基于PC的应力扫描器为双向拉伸材料举措迟缓，在正常和斜路径。