我们船有艏侧推器。

We have bow thruster.

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本船没有侧推器。

She has no bow thruster.

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推技术是在应用程序服务器控制手持设备时。

Push technology is when the application server is in control over the handheld device.

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服务器推：如何告诉如果服务器的邮件已经发送到客户端？

Server push: how does server tell if message has already been sent to client?

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服务器推：如何告诉如果服务器的邮件已经发送到客户端？

Server push: how does server tell if message has already been sent to client?

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