七牛js-sdk上传文件到服务器

不能直接用form提交的形式上传到七牛的某个服务器，比如：

$.ajax({                 url:"https://up-z0.qiniu.com/",                 type:"post",                 data:form,                 processData:false,                 contentType:false,                 success:function(data){                  alert("附件已上传成功！");                 },                 error:function(e){                                                      }             }); $.ajax({