加州的官方地震监测网络，是由大约450台遍布全州的传感器设备组成的，依靠这些昂贵设备的混合以及连接方式进行工作。

California's official seismic network, a collection of about 450 machines situated throughout the state, relies on the sophistication and placement of the pricey equipment.

youdao

当一场地震发生时，尤其是一场大地震发生时，最先处理并传递的资料信息通常来源于地震监测网络中很小一部分的地震监测站。

When an earthquake occurs, the first information that is processed and relayed is usually based on a small subset of the seismic stations in the network, especially in the case of a larger earthquake.

youdao