北京市园林绿化局

1

北京市园林绿化局建议人们在飞絮期间外出时佩戴口罩、墨镜、纱巾等防护用品。

The Beijing Gardening and Greening Bureau encourages people to wear masks , sunglasses or shawls to protect themselves during the catkins period .
2

实验结果表明，基于克隆选择的聚类算法的DBI明显小于比较算法OTSU、K-Means和FCM，该方法结果与北京市园林绿化局公布的数据一致，有较高的可信度。

The experimental results show that the DBI of the proposed approach is significantly less than the compared algorithms OTSU , K-Means and FCM . The results are feasible because it is consistent with the data released by the Beijing Gardening and Greening Bureau . 3 .
3

发展都市型现代花卉产业，已经写入北京市园林绿化局制定的北京市花卉产业2008-2015年发展规划中，成为北京市发展花卉产业的主题和方向。

Developing a urban modern flower industry becomes the topic and direction in Peking , have already been written in " development programming of the flower industry in Peking from 2008 to 2015 " which is established in the park greening bureau in Peking .