portraying atmospheric turbulence
描绘大气湍性

• overstabilityover-the-horizon optical ocmmunication
• overtone pumping
• overtone transiton
• over-voltage
• overweight
• ovetone
• oving foci
• ovograph
• oxamide
• oxidation
• oxidation effect
• oxidation furnaces
• oxidation of developer
• oxidation stain
• ratchet pawl
• ratchet wheel
• rate
• rate-dependent character of corrosion
• rated power
• rated value
• rate equation
• ratemeter
• rate of incidence
• rate of scanning
• rate of turn gyroscope