exercise 2 (1)
DESCRIPTION
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In a study area of Jiangxi Province, China, the industrial water use and industrial
added value from 1999 to 2008 is shown in the table below, and the industrial water
use contains general industry and thermal power. According to the local planning, the
thermal power will be improved to circulating thermal power from 2009 and the
annual water intake will not exceed 7.38 million m3. Please predict the total industrial
water use in 2015 and 2020.
Year 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008
Added value
(billion RMB)-- -- 18.89 20.31 36.51 41.72 52.23 99.22 114.99 124.38
Thermal power water
use(billion m3)3.03 3.19 3.3 3.39 3.06 3.26 3.43 3.36 4.03 5.80
Total water use
(billion m3)3.96 4.51 4.80 4.92 4.54 4.95 5.58 5.79 5.23 7.09