Additionally, the velocity pulses and source mechanism remarkably affect the frequency parameters of near-fault ground motions.

此外，速度脉冲和震源机制显著影响近断层地震动的频谱性质。

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When this energy is released at a fault, the ground shifts and we feel an earthquake.

当能量的释放在断层里，地面就会移位同时我们就感受到地震了。

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Ground fault circuit interrupters are required whenever moisture may contact electrical equipment or the user.

只要湿气可能接触到电器设备或使用者，则都应配备接地故障断路器。

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This was not the fault of the forces on the ground.

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At 1-1, Murray, bowing to relentless pressure from the other end, threw in two errors off the ground followed by a double fault to concede the break.

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Skynet 5A was itself held on the ground for 24 hours when a fault developed in the launch table.

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