Represent the director and project manager on the project design issues directly with customers uner the special circumstances.

特殊情况下能代表总监和项目经理就项目的设计问题直接与客户对接；

The construction and detection method of cement mixing pile uner the foundation of rail bearer are emphatically introduced in the paper.

重点介绍轨道梁基础下水泥搅拌桩复合地基的施工及检测方法。