在mac下正常，在windows下乱码
以下是响应头：
HTTP/1.1 200 OK
Server: nginx/1.10.1
Date: Tue, 05 Dec 2017 10:28:02 GMT
Content-Type: application/octet-stream; charset=UTF-8
Connection: keep-alive
X-Powered-By: PHP/7.0.16
Accept-Ranges: bytes
Accept-Length: 45056
Content-Disposition: attachment; filename=教师签到表（考勤文档）.doc
何解？