equipment unit

brake equipment

Manual brake equipment

identical unit or proportional unit of the body

time-rock unit =time-stratigraphic unit

brake pads on disc brake

Modify imported old equipment by domestic equipment

ethics unit assumption

1 000 MW air-cooling unit

1 000 MW class air-cooled unit

1 000 MW extra supercritical unit

1 000 MW generating unit

1 000 MW power unit

1 000 MW pressure unit

1 000 MW thermal power unit

1 000 MW ultra supercritical unit

1 000 MW ultra-supercritical coal-fired power plant unit

1 000 MW ultra-supercritical unit

1 000 MW unit

1 000 MW USC unit