在一个实施例中，基站确定是否存在要发送到移动台的下行链路信道数据。
In one embodiment, the base station determines whether there is downlink channel data to transmit to a mobile station.
而在鹿特丹，人们则正在对一台用于切割“库尔斯克”号船壳的链锔进行测试。
And in Rotterdam a special chain saw is being tested prior to being used to cut into the kursk's hull.
控制和仪表系统，包括：控制箱，警报监测系统，牵引链，油罐液位测量系统，电气测试台等。
The control and instrumentation systems, including: control box, alarm monitoring system, traction chains, tank level measurement system, electrical test bench and so on.
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