薪资查询SEO问题修复

pages/salary/_id.vue

@@ -164,8 +164,8 @@ export default {
         experience[i].salary = parseInt(experience[i].salary);
       }
       return {
-        job: res.data.info.job,
-        city: res.data.info.city,
+        job: res.data.info.job || '',
+        city: res.data.info.city || '',
         avg_salary: res.data.info.avg_salary,
         max_salary: res.data.info.max_salary,
         min_salary: res.data.info.min_salary,