خط‌لوله بخار
preferred label: steam pipeline @en
type: Concept
related: خط‌لوله فشارقوی

خط‌لوله
preferred label: pipeline @en
type: Concept
narrower: خط‌لوله فشارقوی

خط‌لوله فشارقوی
related: خط‌لوله بخار
broader: خط‌لوله
preferred label: high pressure pipeline @en
type: Concept