type: picture

link: ifi.caas.cn

behavior: follow

type: picture

link: www.caas.net.cn

behavior: follow

type: text

text: 北京勤云科技发展有限公司

link: www.e-tiller.com

behavior: follow

site: ifi.caas.cn

type: picture

text: 灌溉排水学报

link: www.ggpsxb.com

behavior: follow