n. （地质学）喷流沉积型（SEDEX，即 sedimentary exhalative），指由海底热液喷流沉积作用形成的层控矿床类型，常用于铅锌矿，也作修饰语，如 SEDEX 型矿床；Sedex（Supplier Ethical Data Exchange），即供应商道德数据交换组织，指面向供应链的会员制平台，企业可在其中披露和共享劳工、健康安全、商业道德及环境方面的社会责任数据
The firm also joined the Supplier Ethical Data Exchange (Sedex), a web-based platform and registry where companies report on CSR-related initiatives around business and labor practices, health and safety, and the environment.