本发明具有节能环保，而且安装方便、工作可靠的优点。
The invention has the advantages of energy saving, environmental protection, convenient installation and reliable work.
它噪音小、体积小、寿命高、效率高，与同类产品相比，它的性价比高，而且安装方便。
It is noise, small size, high life, high efficiency, compared with similar products, it is cost-effective and easy to install.
iPhone 4装有先进的摄像系统(500万像素)，而且苹果的iMovie也会安装在机器上以方便用户编辑自己制作的高清电影。
There is an improved camera system on the handset (5 megapixels) and Apple's iMovie will be installed as standard for editing user generated HD movies.
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