Each block of output code within a repeated sequence has its own internal position indicator, and any control within such a block can access that indicator through the index XPath extension.
重复序列中的每个输出代码块都有自己的内部位置指示符，代码块中的任何控件都可以通过XPath扩展index访问这个指示符。
The mechanic rudder indicator to be provided and mounted on the steering gear and can be easily read and watch from the control position.
舵机上装有机械式的舵角显示器，并易于从控制位置可见和观察。
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