英语语法分析

Easy to operate, store jerrican accretion, reduce the labor density.

操作方便，贮油桶油量增大，减少操作者劳动密度。

Introduces the structure, work principle and design principle of the opening jerrican transportation machine.

介绍一种敞口油桶搬运机的结构、工作原理和设计原理。