President :I associate an old Dutch windmill with the wings of this device...

Manufacturer :These wings are made of solar cells!

Manufacturer :When the wind drops this device turn the wings toward the sun.

Then it can generate electricity continuously.

Manufacturer : Thus our wind turbine don't idle away!

Engineer :How this works under the windless and sunless circumstance?

Manufacturere :Using the counter electric current it blows away the dust which covered

the surrounding another fixed solar cells while such condition!

Engineer :This blowing may be it's main task in that dusty Continenent,I guess...

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No.539 13/02/25  使い道