This paper presents monitoring and fault diagnosis of a PVC batch process using multi way principal component analysis (MPCA).
将多方向主元分析（MPCA）理论应用到一个实际的PVC间歇反应过程的性能监测与故障诊断中。
The model has fully considered the multi way of transition, as well as the frequency and length affected to the reduction in order to have more practical value.
该模型充分考虑了多径传播，以及频率和长度对衰减的影响，使其更具有实用价值。
In the paper a new method of using disc shaped spring in the multi way valve as reset spring is introduced, and the design model for characteristic optimization of reset spring is created.
本文提出了采用碟形弹簧，作为多路阀复位弹簧的新方法，建立了这种复位弹簧的特性方程及优化设计模型。
Secondly, a kind of power supply, which has a mixed cascade topological structure and can realize multi-way voltage output is designed, whose basic thought is to convert the voltage after stabling it.
其次，研究并设计了一种混合级联型拓扑结构，实现多路电压输出，基本思想是先稳压再变换。
Mode analysis system for oil fuel pump spouted by electricity is a multi-way input and output status analysis system.
电喷燃油泵模态分析系统是一套多路输入输出分析系统。
Disc multi-way valve, the use of rotary multi-way valve, stable and reliable running.
盘式多路阀，采用旋转式多路阀，运行稳定可靠。
The multi-way tube joint were manufactured with advanced hydraulic extrusion-bulging forming replacing backward working methods.
采用先进的液压挤胀成形代替落后的加工方法生产多通管接头。
As one of core components in the hydraulic system of construction machine, the performance of multi-way valve decides the level of the whole machine.
作为工程机械液压系统核心元件之一，其性能的好坏，直接决定着整机的技术水平。
The utility model discloses a pneumatic control multi-way directional valve applied to a remote pneumatic-control hydraulic system with the coexistence of large flow rate and small flow rate.
一种应用于远程气动控制液压系统的大、小流量并存的多气控换向阀。
Conventional analytical methods used in Multivariate Statistical Process Control, such as Principal Component Analysis, Multi-way Principal Component Analysis are summarized.
对多元统计过程控制常用的分析方法进行了介绍和总结，如主元分析、多向主元分析。
The existing hydraulic test bench can test experiments of general hydraulic components while as can't test special hydraulic components(such as cartridge valves and multi-way directional valve).
现有液压实验台可以做通用液压元件的实验，却不能满足特殊液压元件（如插装阀和多路换向阀）的测试。
The best feature of machine readable bibliography is that it has multi-retrieval function, the rich retrieval field of machine readable bibliography may lead to multi-way retrieval.
机读目录的最大特点之一就是具有多元检索的优势，机读目录丰富的检索字段可引向多途径检索。
The best feature of machine readable bibliography is that it has multi-retrieval function, the rich retrieval field of machine readable bibliography may lead to multi-way retrieval.
机读目录的最大特点之一就是具有多元检索的优势，机读目录丰富的检索字段可引向多途径检索。
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