The appearance of the stated plastic layer 4 is consistent with the existing nut.

上述塑料层4的外形与现有的螺帽一致。

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TCP P functions at the Open Systems Interconnection(OSI)transport layer, or Layer 4.

TCP完成开放系统互连（OSI）模型中传输层，即第四层的功能。

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The flow properties used to determine the internal and outbound priority values may include, for example, Layer 2, Layer 3, and Layer 4 information encoded in the packet.

用于确定内部和出站优先权值的流量特性可以包括例如在分组中编码的第2层、第3层和第4层信息。

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The MIM 2220 is a predictably average machine that sports a 15.4-inch WXGA display, a dual-layer DVD burner, WiFi, 256MB of RAM, 40GB HD, and a trio of USB 2.0 ports along with a FireWire connector.

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In a talk that was at times nostalgic, Crowley showed how Foursquare had evolved over the last 4 years from an app that looked to gamify check-in into a location layer that could allow the company to build predictive searches.

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