水文地质结构模型是表现水文地质体的空间结构及含水层空间分布的模型，是地下水及与环境研究的基础。
The hydrogeological structure model which represents the space structure of the hydro geological unit and the spatial distribution of aquifers, is the basement of groundwater and environment research.
介绍了铊的地球化学性质、分布状况、生理毒性和临床表现及环境迁移转化过程。
Thallium geochemical properties, distribution, physiological toxicity, clinical symptoms, chemical migration and transformation in the environment were reviewed.
作为大型分布式应用环境的数据共享平台，JWDTP在客票系统中充分表现出灵活性的接口和安全可靠的功能。
As a data sharing platform for large-scale distributed application, JWDTP was showed the flexible interface, safe and reliable function.
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