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RBJSuranga ✅
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Chinthaka kumarasingha
on July 09 2022 at 09:52 AM
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RBJSuranga ✅
on July 09 2022 at 09:35 AM
කාර්යක්ෂමව දර වායුව යොදාගැනීමේ විද්යාත්මක සාධක
1.දහනයට අවශ්ය වාතය නියමානූකූලව ලැබීම.
2.රත්වූ දර වායුවට ඉහළ දීත් හොඳින් වාතය ලැබීමට සැලස්වීම.
3.තාප හානිය වැළක්වීමට සමගාමී බාහිර ආවරණකයක් සකස් කිරීම.
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Jerusha Sharon
good idea
on July 16 2022 at 10:38 AM
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