会议平台部分组件（单选和多选组件）

单选组件

{
            "type": "single-selection",
            "key": "key43",
            "label": "您的岗位:",
            "span": 24,
            "required": true,
            "readonly": false,
            "meta": {
                "options": [{
                    "key": "A",
                    "content": "科研人员"
                }, {
                    "key": "B",
                    "content": "科管"
                }]
            }
        }

多选组件

{
            "type": "multiple-selection",
            "key": "key46",
            "label": "拟申请项目级别:",
            "span": 24,
            "required": true,
            "readonly": false,
            "meta": {
                "options": [{
                    "key": "A",
                    "content": "国自然面上"
                }, {
                    "key": "B",
                    "content": "国自然青年"
                }, {
                    "key": "C",
                    "content": "国自然地区基金"
                }, {
                    "key": "D",
                    "content": "省部级"
                }, {
                    "key": "E",
                    "content": "市厅级"
                }]
            }
        }