水是地球上万物的命脉所在，水体提取对于水资源调查、洪水灾害预测评估和环境监测等有着重要作用。
Water is the base of living things on Earth. Water extraction is important to the water resources investigation, the forecasting and evaluating of flood disaster and environmental monitoring.
在此次发射之前，中国也曾成功的发射过小型卫星，这些卫星被应用于科学实验，资源勘探，自然灾害预报和环境保护监测。
China had successfully sent into orbit small satellites for the purposes of scientific experiments, resource survey, natural disaster forecast and environment prospecting and monitoring.
城市地面垂直形变是一种危害极大的环境灾害，对地面垂直形变的监测是研究城市地面沉降的一项重要工作。
The urban vertical deformation is a very harmful environment disaster. It is an important work to monitor the vertical deformation in order to study urban subsidence.
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