原来的方式是从根节点,一般是html开始逐一向下进行元素定位,这种方式唯一缺点在于整个xpath语句会很长,比如: /html/body ...
Abstract: Amorphous selenium (a-Se) is a photoconductive material that has been intensively investigated from its early application in xerography to its present application in flat panel X-ray imagers ...
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