这种控制策略，对灰箱系统控制有指导意义。
This kind of control strategy is a guidance to grey-box system control.
然而，在上述两种方法之间还存在一种灰箱方法。
There is, however, a gray-box approach that falls somewhere in between.
通过绩效评价模型系统特别是“灰箱”模型的构建，试图解决科技资源绩效评价的失效问题。
According to the construction of the evaluation model system, especially the "gray box" model, we try to solve the failure of performance evaluation of science and technology resources.
根据灰箱图中的技术元并结合功能系统图建立构造系统图，使灰箱图确定的设计方案进一步充实。
The design scheme obtained from the gray box chart was perfected by combining technology units in gray box chart and functional graph, and by building construct system chart.
应用机理分析建模和灰箱建模相结合的方法，建立了单轴燃气轮机发电机组及其控制系统的数学模型。
Applying the method of combining the mechanism analysis modeling and gray box modeling, the mathematic model of the single-shaft gas turbine generating units and the control system was established.
应用灰箱辨识软件对车辆系统的灰箱模型辨识进行了仿真研究和实验室试验验证，证明了所提出方案是可行和有效的。
Grey box model identification for railway cars system is simulated and tested in laboratory by grey box software tools, it is proved that the scheme is feasible and valid.
由于岩溶地下水分布难以量测，岩溶水文系统多为黑箱或灰箱，采用岩溶水文模型量化其水循环过程常存在许多疑难问题。
There are some problems in modelling karst water circulation using hydrological model as lack of information of groundwater distribution in karst system (black box or grey box).
锅炉中的管束是上部集箱的两端通过焊接固定垂下的结构，通过锤打下部集箱的端板，振落飞灰。
Tube bundle fix the drooped structures through welding for both ends of upper header and make fly ash drop by rapping the end plate of lower header.
锅炉中的管束是上部集箱的两端通过焊接固定垂下的结构，通过锤打下部集箱的端板，振落飞灰。
Tube bundle fix the drooped structures through welding for both ends of upper header and make fly ash drop by rapping the end plate of lower header.
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