The aquifer has high transmissivity, so water moves through it quickly.
这个含水层的导水能力很强,所以水在其中流动得很快。
Engineers estimated transmissivity from pumping-test data to predict how the groundwater level would respond over time.
工程师根据抽水试验数据估算导水系数,以预测地下水位随时间会如何变化。