提出了多业务CD MA系统的一种负荷估计方法，按照该方法对系统上、下行链路的负荷分别进行估计，并确定相应的负荷门限。
A method of load estimation for multi service CDMA systems is proposed in this paper. With this method, uplink and downlink loads are estimated, and load thresholds are then determined.
美国土木工程师协会2009年估计36%的美国主要城市高速公路是超负荷的，每年在浪费时间和燃料成本上花费782亿美元。
The American Society of Civil Engineers estimated in 2009 that 36% of America’s major urban highways are congested, costing $78.2 billion each year in wasted time and fuel costs.
该软件具有：网络结线分析、状态估计、母线负荷预测和网络状态监视等功能。
Its functions include: network topology, state estimation, bus load forecast and state monitor etc.
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