Before using the Remote database, it is necessary to create a database Link, and to make local users log on the Remote database to use its data.
在使用远程数据库之前，必须为该远程数据库创建一个数据库链接，使本地用户通过这个数据库链接登录到远程数据库上以使用它的数据。
Key link of this technology is that the monitoring of satellite remote sensing image data picture, correspondence relation model between the ground monitoring SPAD value and growth health of barley.
该项技术主要环节在于卫星遥感图片所监视的影像数据、地面监测SPAD值与大麦生长健康程度的对应关系模型。
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