She printed the doc for reference.

她打印了这份文档以供参考。

Look at the image for reference.

看图像，以供参考。

A copy of the medical certificate is attached for reference.

现附上医生证明书，以供参考。

Development and application of underwater welding and cutting were introduced for reference.

简述了水下焊接与切割的发展及应用情况,以供参考交流.

In this paper, the development of its eco-tourism in the process of the problems encountered by elaborate a solution for reference.

本文主要对其在发展生态旅游的过程中所遇到的的问题进行阐述，提出解决方案以供参考。

Are presented in several non-governmental common method of storage and preservation of traditional Chinese chestnut, for reference.

列于一些非政府的存储和保护传统板栗常用的方法，以供参考。

A technological method to repair the die of vessel head successfully is introduced, and the failing experience is concluded for reference.

介绍一种成功修复封头压模的工艺方法，并总结了失败经验，以供参考。

Polite language in English and Chinese involved many areas, and with many expression means, here just name a few common examples for reference.

英汉语中的礼貌语言涉及面广，表现手法众多，这里仅举一些常见例子以供参考。

A copy of the EIA Report shall be kept in the Resident Engineer's office and another copy shall be kept in the Contractor's office on site for reference.

须确保在驻工地工程师的办事处与承建商的办事处各存放一份环评报告的副本以供参考。

Take a example for reference in Shulu trunk, the paper make a discussion of the issues need to be noted in mud-gravel road construction and its quality control.

以舒庐干渠渠堤泥结碎石防汛道路为例，对泥结石道路的施工及质量控制中注意的问题等进行探讨，以供参考借鉴。