خدمات
preferred label: servicing @en
type: Concept
related: قطعات یدکی

هدف تجهیزات
preferred label: equipment by purpose @en
type: Concept
narrower: قطعات یدکی

قابلیت اطمینان
preferred label: reliability @en
type: Concept
related: قطعات یدکی

قطعات یدکی
related: قابلیت اطمینان
related: خدمات
related: نگهداشت
related: عمر مفید
broader: هدف تجهیزات
preferred label: spare parts @en
type: Concept

نگهداشت
preferred label: maintenance @en
type: Concept
related: قطعات یدکی

عمر مفید
preferred label: service life @en
type: Concept
related: قطعات یدکی