Ajax, as the Web development community well knows, allows you to make asynchronous auxiliary requests to the server and display the resulting output directly on the Web page (see Figure 4).

Web开发社区的人都知道，Ajax允许向服务器发出异步的辅助请求，并直接在网页中显示结果(如图4所示)。

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According to designers' demand to define the parameters in the module, the 2d figure of the gear can be created fast, through the help of a auxiliary software - CAXA.

利用辅助设计软件CAXA的齿形二维设计模块，按设计要求在模块中定义参数，快速生成齿轮二维图形。

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We will first figure out what caused the problem, whether it's the product itself, addictives or auxiliary material. We can immediately find that out.

首先得掌握是因为什么出现了问题，是本身的产品带来的，还是由于添加剂带入的，或者是辅料带入的，马上可以查到的。

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