尽管巴基斯坦的脊髓灰质炎发病率在1995年到2000年间降低了10倍，但战争冲突、恶劣的卫生条件和人口的流动使病例数量在去年激增了62%。

And although in Pakistan the incidence of polio dropped tenfold between 1995 and 2000, conflict, poor sanitation and a mobile population helped the number of cases jump by 62% last year.

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因此，不愉快的反射已经可以出场的发病率在恶劣的光线条件下室内或光线。

Thus, unpleasant reflections can already turn up indoors in adverse light conditions or light incidence.

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在不加肥条件下，光照强度2000米烛的幼孢子体，发病率高于1000米烛；

In unfertilized condition, under light intensity of 2000 Lux, the morbidity was higher than that of 1000 Lux.

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