Việt
hẹ số nhám
Hệ số ráp
Anh
roughness coefficient
rugosity coefficient
Đức
Rauhigkeitsbeiwert
Rauhigkeitsfaktor
Rauhigkeitskoeffizient
Pháp
coefficient de rugosité
roughness coefficient,rugosity coefficient /TECH/
[DE] Rauhigkeitsbeiwert; Rauhigkeitsfaktor; Rauhigkeitskoeffizient
[EN] roughness coefficient; rugosity coefficient
[FR] coefficient de rugosité
Xem Hệ số ráp (Coefficient of roughness)