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Video in your pocket.
Its the small iPod with one very big idea: video. The worlds most popular m..
More room to move.
With 80GB or 160GB of storage and up to 40 hours of battery l..
Revolutionary multi-touch interface.
iPod touch features the same multi-touch screen technology as..
Born to be worn.
Clip on the worlds most wearable music player and take up to 240 songs with you ..
技术参数：1、多种口径的圆形平面靶枪,尺寸1"、2" 、60mm和 3"靶，以及矩形靶枪可供选择；2、安装法兰口径：NW63CF，NW100CF或定制尺寸；3、真空腔体内..
iPhone is a revolutionary new mobile phone that allows you to make a call by simply tapping a nam..
磁控溅射是物理气相沉积技术(Physical Vapor Deposition, PVD)的一种。一般用于制备金属、半导体、绝缘体等薄膜材料，具有设备简单、易于控制、效率高，面积大等优点。
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