certificate of necessity

certificate of necessity 基本解释

需要证明（书）

经济

重点词汇

• ofprep. 的, 属于
• certificaten. 证书, 证明书 vt. 发给证明书, 用证书批准, 用证书证明
• necessityn. 需要, 必需品, 必然 [法] 必要性, 必然性, 必要

certificate of necessity 双语例句

1. 1、 Data Interchange for Shipping Companies certificate of public convenience and necessity
   航运公司数据交换系统公共交通运输业许可证
2. 2、 Swift expansion of communications and transportation. certificate of public convenience and necessity
   公共交通运输业许可证
3. 3、 Concering to the current structure and equipment of ship in guide series for mariner obtaining certificate test, this paper analyses relevant questions on the practice of test for marine officer in China, and points out the improving necessity and offers
   针对海船船员适任统考指南《船舶结构与设备》的现状，分析了其在应用于船员统考实践中存在的相关问题，并提出了改进的必要性与若干建议。