condition and path 条件和途径
When any node in the tree is selected, a path to that node is generated and added to the left side of the filter condition.
当选择树中的一个节点时，就会生成那个节点的路径，并添加到过滤条件的左侧。
So path planning is one of the important precondition and condition whether mobile robot can finish the task successfully.
因此路径规划是移动机器人能否成功完成任务的重要前提和条件之一。
In the process of analyzing, it adopts synthetically control flow chart and path condition in order to increase the precision of testing results.
在分析过程中，还综合应用了控制流图和路径条件，提高了测试结果的精度。
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