books hydrostatic test for boiler
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اختبار هدروستاني للمرجل (Info)
اختبار هدروستاني للمرجل:- اختبار صلاحية المرجل ويجري هذا الاختبار عادة بضغط مائي يساوي مرة ونصف ضغط التصميم على الأقل. (معجم الهندسة الميكانيكية)
