air-operated controller
气动控制气

• euphenies
• europium
• europkium-activated
• Euthyscope
• EUV laser
• evacuated chamber
• evacuated housing
• evacuation
• evaluation
• evanescent field
• evanescent-field coupling
• evanescent field theory
• evanescent light wve
• evanescent wave
• evaporagraph
• evaporant
• evaporated dielectric film
• evaporated oxide film
• evaporation
• evaporation coating
• evaporator
• evaporoscope
• evapotranspiration
• eveaporated layer
• even-even nuclie