英语语法分析

Small cubage, light weight, easy to operate.

体积小，重量轻，操作简便。

It can be used for reference to professional to design and construct big cubage concrete.

对于从事大体积混凝土设计和施工的专业人员，有一定参考价值。

It is effective to prevent concrete splitting open for coal ash to mix into big cubage concrete in proportion.

在大体积混凝土中掺入一定比例的粉煤炭可有效地防止混凝土裂缝。