“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	Homesick Homestake experiment home state homestead Homestead Act Home sweet home Hometown home visits Homeward Bound I Go Home with Kids homework HOMFLY polynomial HOMFLY多项式 Hom functor homiletics homily homing homing behavior homing guidance homing guidance of missile homing pigeon racing Hominidae hominoid Hommel crater HOMO

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