本领域内需要一种改进的用于管理可更换的存储介质（例如盒式带）的到期和活动加密密钥的技术。
There is a need in the art for improved techniques for managing expired and active encryption keys for removable storage media, such as tape cartridges.
散耗型模型考虑了水在不同介质和不同形态之间的交换或转化，并重点考虑人类活动如引水灌溉、地下水的开采等对水平衡的影响。
The water movement and exchange in deferent media and phases are investigated, and the influences of human activities such as irrigation, exploiting groundwater are also taken into consideration.
通过松弛数判断壳幔介质的变形属性，给出印缅板块强震活动趋势的动力学解释。
The distortional character of crust and mantle medium is judged by relaxation number, the dynamic reason is given to interpreting the strong earthquake activity te.
本办法所称复制单位是指从事光盘、磁带磁盘和其他介质复制经营活动的单位。
The replication entities as mentioned in these Measures refer to entities engaged in the business activities of replication of optical disks, magnetic tapes and disks and other media.
它具有前兆的性质并反映出孕震区活动断裂中介质微观与宏观裂隙结构的动办学特征。
They show precursory properties, and reflect the dynamic characteristics of microcosmic and macroscopic crack structure of the medium in the seismogenic zone.
在受冷热介质压力作用的工作状态下，板式换热器换热板片、固定和活动压紧板间将产生鼓胀变形。
When plate heat exchangers work at the pressure of cold and hot medium, the exchanger thermal sheet spaces, the fixed active compressing plates produce deformation of bulging.
指出在大震孕育过程中的区域地震活动迁移过程，可能与区域介质强度或原有断面“闭锁”“粘结”程度存在差异有关。
The migration process might be related to the difference of the medium strength in the different areas, and to the degree of locking on the different fault surfaces.
管理员可在确定可更换存储介质4需要非活动密钥时发起对于恢复密钥的请求。
An administrator may initiate the request to restore the key upon determining that an inactive key is needed for a removable storage media 4.
地震活动与小震精定位能够反应区域构造信息，与地壳介质各向异性方向的区域应力环境相对应。
Seismic activity and seismic relocation can show the regional structure information, which just correspond to the structure information shown by seismic anisotropy in crust.
地震活动与小震精定位能够反应区域构造信息，与地壳介质各向异性方向的区域应力环境相对应。
Seismic activity and seismic relocation can show the regional structure information, which just correspond to the structure information shown by seismic anisotropy in crust.
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