Kupititsa patsogolo kasamalidwe ka madzi ndi HEDA Technology transmitter kuti muyese mulingo M'dziko lamakono lomwe likupita patsogolo, kuyang'anira madzi moyenera ndikofunikira kuti chitukuko chikhale chokhazikika. HEDA Technology, wotsogola wotsogola wa mayankho amadzi anzeru, ...
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