该算法迭代过程中不再与被加密的原始图象进行比较，而是用加密图象振幅分布的均匀性控制迭代。
This algorithm is controled by the amplitude uniformity of encrypted image rather than comparing the original image encrypted with calculated result.
并利用本系统就均匀初始场、加密观测资料和常规报文资料作为非均匀初始场分别进行了模拟试验。
The system has been used to perform numerical test according to homogeneous initial fields and inhomogeneous initial fields, which was showed by intensive and conventional observation data.
本阀可水平安装或垂直安装，安装时两法兰联接中间必须加密封垫片，然后均匀锁紧螺栓。
The valve can be installed in horizontal or vertical. Add seal cushion between two flanges connection and screw down bolt.
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