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防火门 fánghuǒmén
archit.	bulkhead; fireproof door
exhib.	fire door
hydroel.st.	solid door
met.	fire resisting door
nautic., tech.	fire gate
oil	fire check door; fire proof door
railw.	fire protection gate
tech.	armor door; armour door; armored door; armoured door; armored fire proof door; armoured fire proof door; door of fire-check; draft stop; draught stop; emergency door; emergency exit; fire damper; fire-protecting door; fire-resistant door; fire-resisting door; fire-retardant door; fire check door
电影放映室用的防火门 fánghuǒmén
tech.	douser

防火门: 79 phrases in 6 subjects

Architecture	3
Hydroelectric power stations	2
Nautical	5
Rail transport	1
Refrigeration	1
Technology	67