ZikValera
Shipments from China.
Electronics Review.
Electronics repair.
Do it yourself.
WIFI technology.
Research in khalyavnykh energy.
Solar energy.
Wind energy.
And what's inside :)
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Theory - is when all is well known, but nothing works.
PRACTICE - this is when everything works but nobody knows why.
Such as WE unite theory and practice: nothing works ... and nobody knows why! (Al.En)
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