In addition to accessing primitive properties, most SDO applications also require navigation up and down parent-child data object relationships (between contact and address, for example).
除了访问原始属性外，多数sdo应用程序还需要上下导航父子数据对象关系(例如，在联系人和地址之间导航)。
Open the business object editor by selecting the Data Types node in the navigation tree.
在导航树中通过选择Data Types节点打开业务对象编辑器。
The existing researches of multisensor data fusion applied in robots focus mostly navigation and orientation, and a few re-searches about the object tracking using robots are reported.
当前应用于机器人的多传感器数据融合研究大都集中在机器人自主导航和定位问题上，很少涉及利用机器人进行目标跟踪的研究。
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