从当前位置到文档的结尾搜索当前模式。
Searches for the current pattern from the current position to the end of the document.
从当前位置开始,将指令指针向前移动指定的元素个数。
Moves the instruction pointer forward by the specified number of elements, starting at the current position.
这个时间是引动机制将磁头从当前位置移到一个新位置所需要的时间。
This is the time it takes the actuating mechanism to move the heads from their present position to a new position.
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