seismic wave staggered-grid 地震波交错网格
grid control traveling-wave tube 栅控行波管
harmonic wave of electric grid 电网谐波
Pulsed-controlled grid traveling wave tube 脉冲栅控行波管
The company successfully completed a grid connection of a wave energy device in the US a year ago.
BBC: Sea bed wave energy hub not yet used
An EMP wave a million times stronger than the most powerful radio transmitter would damage or destroy the electrical grid and unshielded electronic devices upon which our society utterly depends.
CENTERFORSECURITYPOLICY: Mortal threat
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