送交者: conner 于 2015-03-12, 23:04:33:

回答: 北京2005-2013心脏病脑血管病呼吸系统疾病死亡率(1/10万) 由 conner 于 2015-03-12, 22:57:19:

• basically they are flat, no spikes, no close correlations with time. (无内容) - cornbug (0 bytes) 2015-03-12, 23:47:36 (774428)
  • I read it as increasing. - conner (62 bytes) 2015-03-13, 12:54:12 (774498)

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