Unverified50% confidenceFactExact time

合成孔径雷达干涉测量（InSAR）技术能够以毫米级精度监测地表形变

1

Sources

50%

Confidence

Long-term

Relevance

8/21/2026

First Seen

Sources

California's Seismic Retrofit Program: A Case Study in the Absence of Data-Driven Decision Making

Related Claims

Unverified商业卫星分辨率通常为0.3-0.5米，其分辨率局限和云层遮蔽问题正通过SAR（合成孔径雷达）影像补充，后者可穿透云层全天候成像64% similar Unverified激光雷达通过主动发射激光脉冲并测量返回时间获取距离信息，测距精度可达厘米级甚至毫米级，且不受光照条件影响63% similar Unverified科研级地面激光扫描仪(TLS)通过测量激光反射时间(ToF)或相位差来重建三维坐标，测量误差通常控制在微米量级62% similar

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