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pro vyhledávání: '"Ping Zhang"'
Publikováno v:
E3S Web of Conferences, Vol 248, p 02061 (2021)
Based on the control principle and flow distribution characteristics of the electro-hydraulic proportional load-sensitive multiway valve in an excavator, a system simulation model is established in AMEsim. After proving the accuracy of this model by
Autor:
Li-ping Zhang
Publikováno v:
ITM Web of Conferences, Vol 7, p 03002 (2016)
Obtaining personalized information service of library must inevitably involve the readers’ personal information. In the Big Data times, the readers’ personal information is often leaked out, which will directly influence the readers’ satisfacti