为了抑制高频发射噪声引起的电磁波泄漏，就需要开发频率高损耗大的电磁波吸收材料，有效地吸收噪声能量。
Electromagnetic absorbing materials with high frequency and high loss are required to absorb the noise energy, aiming at restraining the electromagnetic leak induced by high-frequency emission noise.
脉冲星能够通过多种机制发射引力波，而且正好是在地基探测器的比较灵敏的频率范围内。
Pulsars can emit gravitational waves by a variety of mechanisms in the sensitive frequency range of ground-based detectors.
即使现代手机科技发射的电磁波频率非常微弱，但仍足以刺激人类大脑，并对此产生影响。
Even though the radio frequencies that are emitted from current cell phone technologies are very weak, they are able to activate the human brain to have an effect.
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