response envelope spectrum

wave envelope spectrum

high order spectrum

high order spectrum analysis method

second order spectrum

integrated technologic system based on remote sensing spectrum and airborne radiometric gamma energy spectrum

(pre)envelope

3g envelope

aattack envelope

adhesive envelope

adiabatic envelope

air conditioner of building envelope

air envelope

air to air missile launching envelope

airship and envelope

amplitude envelope

amplitude envelope line

amyloplast envelope

aqueous envelope

arc envelope grinding method AEGM