对现行建筑设计和施工规范比较了解的翻译：On the existing code of practice for design and understand 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

The existing building a better understanding of the design and construction specifications

On the existing code of practice for design and understand

And constructs the standard comparison understanding to the present architectural design

Compared to the existing building design and construction understanding norms

On the existing code of practice for design and understand