{"version":"1.0", "provider_name":"www.wiki2.zh-cn.nina.az", "provider_url":"https://www.wiki2.zh-cn.nina.az", "author_name":"www.wiki2.zh-cn.nina.az", "author_url":"https://www.wiki2.zh-cn.nina.az", "title":"30°-60°-90°三角形", "type":"rich", "width":600, "height":338, "html":"
30°-60°-90°三角形<\/a><\/blockquote>\n