Việt
vỏ bơm hình xoắn ốc
Anh
spiral casing
scroll casing
Đức
Schneckengehaeuse
Spiralgehaeuse
Turbinengehaeuse
Pháp
bâche spirale
scroll casing,spiral casing /ENG-MECHANICAL/
[DE] Schneckengehaeuse; Spiralgehaeuse; Turbinengehaeuse
[EN] scroll casing; spiral casing
[FR] bâche spirale