There are street sweepers in major cities. It's a spotless magic machine that can quickly create an urban environment. It can be cleaned as long as it pa…
Recently, the Ministry of Development, Industry and Trade of Brazil paid a court of business to the Embassy of Pakistan to inform the Brazilian Foreign Trade Commission of releasing the No. 1 Resolution of 2016 in the official daily newspaper on January 11 to formally initiate anti-d…
Injection molding machines and extruders are used as special machines for producing plastic products. They are widely used worldwide. As an important component of the extruder and the injection machine, the processing quality of the screw directly affe…
Cancel the general official car, establish a transition period for the reform of the official transportation subsidy system, and must not rush to buy a car, and should not rush to recruit the staff on the afternoon of September 1. The national official car system reform video confere…
Centrifugal pump hydraulic loss impact loss, eddy loss and along the friction loss.
First, the impact of loss
Each pump has its own design flow, when consumed in the design flow conditions, the flow of the inlet is along the leaves into the impeller, so the impact does not …
Recently, the reporter learned from the official website of Maxwell Technology () that Maxwell and China CRRC Qingdao Sifang Vehicle Research Institute Co., Ltd. (hereinafter referred to as Qingdao Sifang) reached a major agreeme…