开放获取 本文遵循知识共享署名—非商业性使用4.0国际许可协议（CC BY-NC 4.0），允许第三方对本刊发表的论文自由共享（即在任何媒介以任何形式复制、发行原文）、演绎（即修改、转换或以原文为基础进行创作），必须给出适当的署名，提供指向本文许可协议的链接，同时标明是否对原文作了修改；不得将本文用于商业目的。CC BY-NC 4.0许可协议访问 https://creativecommons.org/licenses/by-nc/4.0
Open Access This article is licensed under a Creative Commons Attribution-NonCommercial 4.0 International license (CC BY-NC 4.0). In other words, the full-text content of the journal is made freely available for third-party users to copy and redistribute in any medium or format, and to remix, transform, and build upon the content of the journal. You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may not use the content of the journal for commercial purposes. For more information about the license, visit https://creativecommons.org/licenses/by-nc/4.0
图 1.
The most important problem confronted by the respondents in their work (n=5403)
受访者工作中面临的最大问题（n=5403）