Spherical digester inonyanya kuumbwa nespherical shell, shaft head, bearing, transmission device uye pombi yekubatanidza.Digester shell mudziyo wakatenderera wakatetepa-walled pressure ine boiler simbi mahwendefa akasungwa.Yakakwira welding chimiro simba inoderedza huremu hwese hwemidziyo, zvichienzaniswa ne ...
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