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[经济学人综合] 经济学人:空调行业 制冷方面的发明
Business.商业Air conditioning空调行业Cool innovation很酷的发明（制冷方面的发明）ON A hot July day in 1902, the world's first air conditioner was switched on in Brooklyn. Since then, air condi2012-08-01 编辑：justxrh
Severity: Notice
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Filename: libraries/Cache_file.php
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Severity: Warning
Message: Memcache::connect(): Can't connect to 127.0.0.1:11211, Connection refused (111)
Filename: libraries/Cache_file.php
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2012-08-01 编辑：justxrh
