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abdulgadersalehsalem-fadhelullah
Question added by ABDULGADER SALEH SALEM FADHELULLAH, متدرب, الشركه العربيه اليمنيه للإسمنت المحدوده.قمت بالتدريب فيها فقط - 11 years ago

كيف يتم الحفاظ على درجة حراره معينه دون فقد؟

Enviromental

Answers:
1
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