User-Agent 生成器
随机生成各平台浏览器UA字符串
Mozilla/5.0 (Windows NT 6.3; Win64; x64) Version/17.2 Safari/605.1.15Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0Mozilla/5.0 (iPhone; CPU iPhone OS 16_6 like Mac OS X) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0Mozilla/5.0 (Windows NT 10.0; WOW64) Firefox/122.0Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) Version/16.6 Safari/605.1.15