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average life
释义
average life
Encyclopedia
理学
原子核
释
average life; mean life
平均寿命
放射性核素所有原子的平均存活时间。对于按指数规律衰变的体系,平均寿命是放射性核素的原子核数目衰减至起始时刻的1/e所需的时间。用符号τ表示。
Astronomy
average life
平均寿命
Chemistry
>放射化学与辐射化学>基础放射化学>释义
average life; mean life
平均寿命
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inertial gravity wave
inertial gravity waves
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inertial impaction
inertial instability
inertial law
inertial manifold
inertial mass
inertial-mass
inertial measurement unit
inertial navigation
inertial navigation system
inertial navigation systems with gyroplatform
inertial navigation with fiber optical gyroscope
inertial - Omega navigation system
inertial orbit
inertial positioning system
inertial prime ideal
inertial prime number
inertial radio source coordinate system
inertial range
inertial reference frame
inertial reference system
inertial-satellite combined guidance system
inertial-satellite navigation system
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