E-mail: zqdicheng@chinadicheng.com
Ordinary centrifugal pump, if the suction surface is under the impeller, it should be pre-irrigated, very inconvenient.In order to pump memory water, suction pipe inlet needs to install the bottom valve, pump work, the bottom valve causes...
1 Roots blower is a kind of positive displacement blower, through a pair of rotors' mesh '(there are gaps between the rotor, and don't touch each other) makes the air inlet is separated, the rotor by a pair of synchronous gear drive, do th...
January 25, 2018! The central parity of RMB against the USD was 6.3255. Exchange rate is one of the main factors affecting trade. As to the extent to which the exchange rate will affect trade, it will be difficult to measure! Ma...
On January 22, 2018, Shandong Dacheng Machinery Technology Co., Ltd. organized the training of new employees in sales knowledge. In the morning, the seminar was presided over by Han Wei, head of the production department. The ma...
Copyright © Shandong Dacheng Machinery Technology Co., Ltd All Rights Reserved | Sitemap | Powered by
