(Wind power capacity) can be constituted-of-or-filled-with some mws.
Some mw can be constituted-of-or-filled-with electric power.
Some (turbine generators) can be for a capacity of some mws.
Some mw can be constituted-of-or-filled-with (geothermal capacity).
Some mw can be constituted-of-or-filled-with (wind turbines).