coefficient de transparence /SCIENCE/
[DE] Transparenzfaktor
[EN] coefficient of transparency
[FR] coefficient de transparence
coefficient de transparence,facteur de transmission,transmittance /SCIENCE,ENG-MECHANICAL/
[DE] Durchlassgrad; Transmissionsgrad
[EN] transmission factor; transmissivity; transmittance
[FR] coefficient de transparence; facteur de transmission; transmittance