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| When is the end to the problem of desolated waterborne resources? | |
| 摘 要： | The short supply of electric power was abig problem for many provinces in Chinain the first quarter of 2004, with a widespread of switching off power or electric-ity limit in most local areas. This situa-tion has changed in the second half of the year;how… |
| 本文献已被 CNKI 等数据库收录！ | |