以下为句子列表：
英文: Using the corresponding specialized technique, an input-occupancy-output table on water conservancy 51departments of Yangtze River valley in 1999 is studied and compiled, and some coefficients, such as direct water use coefficient, total water use coeffic
中文: 摘要利用投入占用産出技术研究和编制了1999年长江流域片51部门水利投入占用産出表，计算出长江流域片各种用水系数，包括直接用水系数、完全用水系数、增加值用水系数和用水乘数，计算了部门的影响力系数。
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