n.層

Since 1855 the longitudinal main-channel profiles in the LYR are concave-shape curves, and concavity values of these profiles increased slightly with the recent channel degradation. 河床在沖刷過程中，主槽縱比降變化不大，其縱剖面形態(tài)自1855年以來均為下凹曲線，其凹度值隨河床沖刷而略有增大；

Set ds = main.Map1.Datasets.Add(miDataSetLayer, lyr 增加后，就可以查詢了。

-ArcGIS engine secondary development of small procedures, functions: add shp, lyr layer, delete layer, move layers, change the legend symbol, attribute query, Hawkeye, C #. 詳細(xì)說明： ArcGIS engine二次開發(fā)的小程序，功能：添加shp、lyr圖層，刪除圖層，移動圖層，更改圖例符號，屬性查詢，鷹眼，C%23。

RR Lyr variable 天琴RR型星

Királyrévi 基拉伊雷維