Anh
mass to power ratio
power to mass ratio
power to weight ratio
Đức
spezifisches Leistungsgewicht
Pháp
puissance massique
rapport puissance/masse
mass to power ratio,power to mass ratio,power to weight ratio /TECH,ENG-MECHANICAL/
[DE] spezifisches Leistungsgewicht
[EN] mass to power ratio; power to mass ratio; power to weight ratio
[FR] puissance massique; rapport puissance/masse