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After the analytic model is set up and the error rate is derived, the system error performances of uncoded and Turbo coded DPIM are simulated and analyzed under weak turbulence channel, and the system error performances under Gaussian channel are simulated for comparison.

在建立分析模型和推导差错率的基础上，在弱湍流信道条件下仿真分析了Turbo码编码前后的系统差错性能，同时与高斯信道条件下的系统差错性能进行了比较。

On the basis that the conclusion of expert—hiberarchy analytic approach, set up the degree model of harmonious development to five subsystems of population, economy, society and life quality, science and educational and cultural and hygiene, resource and environment. To study the harmonious development degree among every subsystem of the urbanization level in Kashgar region.

在层次分析法评价城市化水平的基础上，针对人口、经济、社会和生活质量、科教文卫和资源环境五个子系统建立协调发展度模型，研究喀什地区城市化水平各子系统间的协调发展程度。

The effect of the inlet parameters of air, air mass flow rate and spray water rate on the performance of closed cooling tower is discussed in the paper. A mathematical model for evaluating heat and mass transfer performance of closed cooling tower is set up. The analytical solution of differential equations is derived.

目的 分析闭式冷却塔内各参数，即空气焓值、含湿量、冷却水温等的分布情况；探讨空气入口参数、空气质量流量、喷淋水量对闭式冷却塔冷却性能的影响规律。

The evolution history of the volcanic rocks goes through five stages, the forming stage, the weathering and leaching stage, the burial and tectonic\|reforming stage, the erosion stage and the oil and gas accumulation stage. Finally, the model of porosity evolution was set up with andesite and basalt as examples.

在上述研究的基础上，将火山岩储集空间的演化过程分为火山岩的形成阶段、风化剥蚀淋滤阶段、埋藏和构造作用阶段、溶蚀改造作用阶段和油气聚集成藏阶段5个阶段，并以安山岩和玄武岩为例，建立了火山岩储层的孔隙演化模式。

The paper decides to set out from the angle of the nonparametric function periodic model.

透过非参数函数周期模型的序列特徵萃取的特性来进行周期性序列的分群。

Applying these methods to Close－in Antimissile Fire Control System (including AA gun control system and laser ranging system), results in a complete set of new methods for it. Finally, an echo simulating model is built for the laser ranging system of a real self－propelled AA gun, and is investigated by using SCTROF. The results show that SCTROF is effective.

本文还利用这些成果，为近程反导火控系统中的控制系统（包括火炮控制系统与激光测距控制系统）提供了一套完整的、新的设计方法；并以一个实际自行高炮的激光测距系统为原型，建立了其回波仿真模型，用SCTROF对此仿真模型进行了研究，结果表明，该理论是有效的。

Using the information consistency principle, the first step of the algorithm transforms the identification problem into a constrained convex programming ,the result of which is then used ,in the second step, to approximate systems in the uncertainty set to obtain the identified nominal model based on a polynomial approximation theorem.

第一步通过信息一致性原理把辨识问题转化为受限凸规划问题，第二步利用一个多项式逼近定理在第一步结果基础上，对不确定集中的系数进行逼近，得到辨识出的名义模型。

On the basis of theoretical analysis to interrupting process in low voltage circuit breaker, a chain arc model is set up for ma...

本文对低压断路器的开断过程进行了详细的理论分析，提出了一种低压断路器的链式电弧动态数学模型。

On the basis of theoretical analysis to interrupting process in low voltage circuit breaker, a chain arc model is set up for magnetic field driven arc in arc chamber.

本文对低压断路器的开断过程进行了详细的理论分析，提出了一种低压断路器的链式电弧动态数学模型。

ABSTRACT A chain arc model is set up for magnetic field driven arc in arc chamber of low voltage circuit breaker in the paper.

针对低压断路器灭弧室中的磁驱电弧建立了链式电弧数学模型。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。