abbr.key notarization system 密钥公证系统
网络 康乃馨; 知识网络服务平台; 朝鲜通讯社(korea news service)
KNS Nanomaterials Co., Ltd. is devoted to the research, development and production of calcium carbonate powder.
凯恩斯纳米材料有限公司专业致力于碳酸钙粉体的研究、开发和生产。
The final reports of the KNs, and other supporting background documents can be found here, as well as links to the organizations that led the work of the respective KN.
可在本处查阅各知识网络的最后报告和其它辅助性背景文件以及主持各知识网络工作的有关组织的链接。