“level of Protection”的概念、定义、翻译、参考文献-科学参考

单词	level of Protection
释义	level of Protection Encyclopedia 历史学人力防范释 level of Protection防护等级即防护级别，是为保护博物馆、藏品部位、藏品的安全所采取的技防、物防、人防等防范措施的水平。
随便看	pressure fluctuation of water turbine pressure fluctuation test in wind tunnel pressure formula pressure function pressure-gas-type load switch pressure gradient pressure gradient correction factor pressure gradient drift pressure gradient force pressure group pressure history pressure holding accident of oil and gas pipeline pressure-induced band pressure-induced crystallization pressure-induced magnetic phase transition pressure-induced phase transition pressure-induced soft mode phase transition pressure-induced spectrum pressure-induced structral phase transtion pressure-induced superconducting phase transition pressure inflow condition pressure ionization pressure jump pressure leach pressure leaf filter

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。