英语语法分析

Penavico Zhenjiang is Zhenjiang branches of the China Ocean Shipping Agency, mainly about the felly cargo and container agents.

镇江中外代是中远代理公司的镇江分公司，主要从事与外轮有关的船舶和货物，以及集装箱代理。

When the present invention is used in refitting loaded tire with flat felly into tire without inner tube, the flat felly structure may be re-used without need of re-design.

使用它载重轮胎改为无内胎，轮胎轮辋不用改形设计，并能沿用多件式平底轮辋，克服了载重轮胎向无内胎转化的困难。

The present invention relates to a kind of loaded tire with airtight cushion belt and no inner tube, and is especially suitable for refitting loaded tire with flat felly into tire without inner tube.

本发明涉及一种用垫带密气的载重无内胎轮胎，特别适用于使用平底轮辋的载重轮胎改为无内胎轮胎。