英语语法分析

An axial symmetrical model is set up for the sealing structure of the bulkhead plate for a columniform dewar.

建立了针对柱形真空杜瓦容器端盖密封结构的轴对称模型。

It can label front and back stickers on the columniform containers at the same time , and the label distance can be adjusted optionally;

圆周卷贴，可实现正、背两张标签的同时粘贴，且两张标签间距可随意调整；

Top is columniform structure, and bottom is coniform structure. With covering small area and storing large capacity of lead oxide, it can realize lead oxide first in and out.

粉仓上部为圆柱形下部为圆锥形结构，储粉量大、占地面积小，能实现铅粉先进先出。