The support element between base plate and diffusion plate includes base plate and a cone cylinder combined with baseplate and extended upward, upper surface area of the base plate is larger than cone bottom area of the cone cylinder, reflectnig plate has at least one support element hole to cover the outboard of cone cylinder.
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It took Internet Explorer over a decade just to add support for the abbr element.
因特网浏览器（Internet Explorer）花了十多年的时间才添加了对 abbr 元素的支持。
Notice that Listing 10 also adds an enctype attribute to the element to support multi-part form submission.
注意，清单10还为元素添加了一个enctype属性以支持多方表单提交。
If you want to provide a hyphenated element name (such as official-name) or add namespace support, simply surround the element name in quotes.
如果您想提供一个以连字符链接的元素名称的话(诸如official - name)，又或者想要添加名称空间支持的话，只要给元素名称加上引号就可以了。
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