books صيانة وقائية
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# Preventive maintenance in electrical workers
# Preventive maintenance of computers
# Preventive maintenance concept
# Preventive Maintenance Forms
# Computer preventive maintenance
# Preventive maintenance inside museums
# Preventive maintenance articles and see them on production
# Preventive maintenance of communication towers
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صيانة وقائية (Info)
صيانة وقائية:- عملية صيانة تُجرى دوريًّا لضمان عدم حدوث أعطال مُسْتَقْبَلية. (معجم الحاسبات)
