Việt
vòm giảm tải
cuốn ngược
Anh
relieving arch
discharging arch
inverted arch
safety arch
inflected arch
invert
reversed arch
relieving arch /toán & tin/
discharging arch, inverted arch, relieving arch, safety arch
vòm giảm tải (tường)
inflected arch, invert, inverted arch, relieving arch, reversed arch