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Summary: the working surface of the elevator must be fixed or supported firmly by a crane or other equipment after the elevator [Read the full text]
Summary:Noise dispersion of dry-type transformerWhen the screw of the through core extruder holding the iron core of the transfo[Read the full text]
Summary:When using equipment, people will consider different information and situations, and reference them based on these eleme[Read the full text]
Summary:Whether I-section steel is ordinary or light, because the section size is relatively high and narrow, the moment of iner[Read the full text]
