Temperature and humidity control object of artificial climate chest is a nonlinear, strong coupling and long time delay system, so its control is difficult.
人工气候箱温湿度控制对象是一个非线性、强耦合和大滞后的系统，其控制非常困难。
FCCU (fluid catalysis and cracking unit) is a highly non-linear, time variable, long time delay, intensive coupling, parameter distributed, indefinite and complex system.
催化裂化装置是一个高度非线性、时变、长时延、强耦合、分布参数和不确定性的复杂系统。
The parameter design of this system is different from other objects because of its long time delay.
由于电阻炉炉温系统是一个纯滞后大惯性环节，其参数整定与常规对象有所不同。
The temperature of the main steam system is a tipical control of long time-delay, long inertia time and parameter-varying, so it is difficult to achieve a high-quality effect.
火电厂主蒸汽温度具有大迟延、大惯性的特点，且对象特性随负荷变化较大等因素，很难实现稳定和高性能的控制。
However, long time delay and unadaptive to environment is a general obstacle in traditional teleloperation, which directly affects performance of space telerobotics system.
但是，传统的遥操作控制方法受系统时延影响较大，且对于环境的适应能力也较差，这直接影响了空间机器人遥操作系统的性能。
But the gas collector pressure system is a complex multi-variable non-linear, time-varying, long time-delay control system and is not easy to set up its mathematical model.
但是，集气管压力控制系统是一个多变量、非线性、时变性、大滞后的复杂控制系统，难以建立数学模型。
But the gas collector pressure system is a complex multi-variable non-linear, time-varying, long time-delay control system and is not easy to set up its mathematical model.
但是，集气管压力控制系统是一个多变量、非线性、时变性、大滞后的复杂控制系统，难以建立数学模型。
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