翻译段话，谢谢！急用

This is an operation drawing of the Three Gorges Dam. It had been provided to you previously. Your responce was that it could be acceptable. It had been offered to you for installation after the aerial was installed. Could you please state the how the result came out to be?

Another thing is, on the 20th of January, we have provided you with two sea map drawing(not sure) files. Please help us to check them, see if those satisfy the use in VTS system.

我不太确定海图的专业说法 你自己查下 我是建筑工程师

好像是开玩笑啊！

A movement diagram which is the current GPS system of magistracy in Yangtse gorges, have already provided to carry on an examination for you when the technique moderate, the reply is viable, having already provided you to install after the antenna install finish, how result is, pleasing definitely.The another is on January 20 we provided two maritime map documents, please help to carry on an examination, seeing can satisfy a VTS system usage,