LSID的位置独立性和不变性的保证使其成为数据库交叉引用的极佳候选。
Location independence and the guarantee of immutability of LSIDs make them perfect candidates for database cross-references.
采用图像分块的局部直方图方法考虑了颜色的位置信息，但却不具有旋转、平移不变性。
The local histogram partitioning an image into regions takes the spatial features into account, but fails to find rotated or translated images that are similar to query images.
论文从控制系统的结构方面，利用结构不变性原理，针对位置扰动设计专门的前馈补偿控制器，减小位置扰动的影响。
By applying the structure invariant theory in the control strategy, the feedforward-feedback control theory is applied in the control system design to reduce the redundant force.
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