2018年10月下旬,巴西国家化学品安全委员会(Conasq)公布了业界期待已久的化学物质清单,评估和控制的初步法案(Preliminary Bill forthe Inventory,Evaluation,and Control of Chemical Substances)。该法案对巴西现有化学物质名录的建立...2018年10月下旬,巴西国家化学品安全委员会(Conasq)公布了业界期待已久的化学物质清单,评估和控制的初步法案(Preliminary Bill forthe Inventory,Evaluation,and Control of Chemical Substances)。该法案对巴西现有化学物质名录的建立,新化学物质的注册,评估和管控等均做出了规定,是巴西化学品管理的重要依据,也对巴西建立健全化学品管理体系具有里程碑意义。该提案可能在本月得到批准。展开更多
Network information security is an important issue mattering national security and sovereignty, social stability, cultural inheritance and development. Its importance is escalating with the accelerated pace of global ...Network information security is an important issue mattering national security and sovereignty, social stability, cultural inheritance and development. Its importance is escalating with the accelerated pace of global information. Information security is a comprehensive discipline involving computer science, network technology, communication technology, cryptography, information security technology, applied mathematics, number theory, information theory and other disciplines. It mainly refers to the condition that network hardware, software and system data are protected from destruction, change and divulgation from accidental or malicious reasons so that the system can run continuously and reliably with no interrupted network service.展开更多
文摘2018年10月下旬,巴西国家化学品安全委员会(Conasq)公布了业界期待已久的化学物质清单,评估和控制的初步法案(Preliminary Bill forthe Inventory,Evaluation,and Control of Chemical Substances)。该法案对巴西现有化学物质名录的建立,新化学物质的注册,评估和管控等均做出了规定,是巴西化学品管理的重要依据,也对巴西建立健全化学品管理体系具有里程碑意义。该提案可能在本月得到批准。
文摘Network information security is an important issue mattering national security and sovereignty, social stability, cultural inheritance and development. Its importance is escalating with the accelerated pace of global information. Information security is a comprehensive discipline involving computer science, network technology, communication technology, cryptography, information security technology, applied mathematics, number theory, information theory and other disciplines. It mainly refers to the condition that network hardware, software and system data are protected from destruction, change and divulgation from accidental or malicious reasons so that the system can run continuously and reliably with no interrupted network service.
