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Suluhisho la kuchubua ngozi ya oksidi katika uso wa joto wa juu wa joto la boiler ya kitanda yenye maji yanayozunguka.
kwa admin mnamo 22-11-11
Ngozi ya oksidi ya boiler ya kitanda iliyo na maji inayozunguka ya kuzunguka inarejelea ngozi ya oksidi ya unene fulani iliyoundwa baada ya filamu ya oxidation kupunguza polepole baada ya ...
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