Is the reference drawing mentioned and shown correctly?

参考图的表述是正确的吗？

youdao

To model the ground with the correct heights we used the level curves drawn in the reference drawing.

为了给地面模型设置合适的高度，我们使用从参考图提取的等位曲线。

youdao

"He was young and I had a very good time drawing his picture because I used a lot of reference material that were paintings made of him at different times in his life.

VOA: special.2009.02.27

Google is certainly helping Boingo by providing a marquee customer reference and drawing media attention to the service.

FORBES: Google And Boingo Extend Agreement To Offer Sponsored WiFi