Diamond-like carbon DLC thin films were deposited onto si 100 and high speed steel substrates by mid-frequency magnetron sputtering system SP0806AS, Beijing Power tech Co.

采用SP0806AS中频磁控溅射镀膜机，在硅(100)和高速钢基体上，采用双石墨靶在不同功率下沉积了类金刚石薄膜。

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Take venture capital investment as another indicator of this balance of power tech shift.

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The mortgage crisis that has sapped the strength from once-hot home builders and banks has left the earnings power of tech companies such as Apple and Google untouched (so far).

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Solar thermal power is low tech, extremely low cost to manufacture, install and use, and requires very little to no maintenance at all.

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