The author introduces a pipe defect locating method by contact type ultrasonic detection — finger oil dipping touchingmethod and analyses the theoretical basis of defect locating by this method.
The jQuery Ajax request posts data to a Web page and uses the resulting page data; it's not programmatically touching the method itself.
jQuery Ajax 请求将数据发布到 Web 页面并使用结果页面的数据；并没有通过编程方式触及该方法本身。
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A measurement style of not touching is used during monitoring air dynamical field in a furnace with acoustic method, which is modern high-tech control means.