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whistle
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whistle
Encyclopedia
工学
磁层电磁波
释
whistle
哨声
雷电激发的电磁波的声频部分能以近似纵向的右旋非常波模式穿透电离层,并近似地沿地球磁场的磁力线在两个半球的磁共轭点之间传播的现象。
Physics
whistle
①哨子 ②哨声
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grass variety uniformity
grass weed
grassy weed
grate
grate discharge ball mill
grated-bottom intake
grate-kiln pelletizing process
graticle
graticule
Gratien Lazare Pognon
grating
grating array
grating constant
grating device
grating diffraction measurement
grating dividing head
grating efficiency
grating equation
grating graphic processing
grating image
grating-like hologram
grating lobe
grating measurement optical system
grating-pair technique
grating-prism
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