长江航道的经纬度坐标

根据提供的资料，我无法提供长江航道的具体经纬度坐标。资料中提到了长江电子航道图制作规范，可以通过相关的规范来获取长江航道的经纬度坐标信息。其中JTT 765.1-2009、JTT 765.2-2009、JTT 765.3-2009、JTT 765.4-2009等规范可能包含了相关信息，可以进一步查询相关规范以获取更详细的经纬度坐标信息。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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- *1* *2* [可编辑的电子海图系统功能拓展与应用](https://blog.csdn.net/l329831342/article/details/124369534)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_1"}}] [.reference_item style="max-width: 50%"]
- *3* [JTT 765.4-2009 长江电子航道图制作规范.rar](https://download.csdn.net/download/zalisc123/11619798)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_1"}}] [.reference_item style="max-width: 50%"]
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