oSurfing the web quickly is a key device feature.

快速浏览网络是设备的关键特性。

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Bioreactor is a key device during in vitro animal cell culture. It provides an appropriate growth environment for the cells, enabling them to proliferate and become the final bio-product.

动物细胞体外培养时，生物反应器是整个培养过程的关键设备，为细胞提供一个适宜的生长环境，使之快速增殖并形成所需的生物组织制品。

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The subcooler is a key device of cryogenic cooling system in High Temperature Superconducting (HTS) cables.

过冷器是高温超导电缆（HTS）低温冷却系统的关键设备之一。

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This means that advertisers can use mobile to activate other forms of media, such as TV and out-of-home, or it can be a key device to drive tune-in, product research, or immediate purchase.

FORBES: The Myth Of The 'First Screen'

It is also backwards compatible with USB 2.0, making the key a fast and convenient device.

ENGADGET: Lacie USB 3.0 RuggedKey now shipping: $40 for 16GB, $70 for 32GB

The Samsung attorney also told the jury that they would find no evidence that a consumer would mistake a Samsung device for an Apple one, addressing a key point the jury will need to consider in deciding whether patents were infringed.

WSJ: Apple, Samsung Point Fingers as Patent Case Begins