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In recent years, with the rapid development of science and technology, China's industrial demand for advanced equipment is increasing. As the main equipment of material forming, hydraulic press is ...
To improve the comprehensive performances of hydraulic speed regulation systems, this paper proposes and develops a new control scheme, valve-pump parallel variable mode control, which can adopt ...
Pros of a mini-split system Mini-splits are popular as retrofits into existing construction, for a reason that also happens to be another big source of their efficiency: They don’t require ...