可应用于任何安全模型的一种防护措施是分级数据访问。
One safeguard that can be placed on any security model is graduated data access.
方法为了避免浮点数溢出，我们由浮点的最大值作为输入参数，然后根据积分级数N计算出积分步长。
Methods To avoid floating point overflow, we calculate the input value according to the maximum of floating-point number and get corresponding integration step at a given level N.
结果表明，随着积分级数的增加，像移对相机成像质量的影响越来越大，尤其表现为偏流角及速高比的变化。
The effects of the image motion caused by them on the image quality for different integral numbers are calculated and simulated for a given orbit and camera.
分级基准和级数可以根据用户的要求或市场的任意调整。
The benchmark and level of grading can be adjusted according to the request of client and market.
采用分级滤波的方法，这种方法降低了滤波器对级数的要求，减小硬件开销。
USES hierarchical filtering method, this method reduces the filter to request, decrease of the series hardware overhead.
IOWA测验（基本语言能力测验）共分14级。每一级数皆是以美国当地学生的程度做为分级标准。
The IOWA TESTS OF BASIC SKILLS (ITBS) has 14 Levels. Each level of the ITBS pertains to an appropriate Grade Level of a United States student.
IOWA测验（基本语言能力测验）共分14级。每一级数皆是以美国当地学生的程度做为分级标准。
The IOWA TESTS OF BASIC SKILLS (ITBS) has 14 Levels. Each level of the ITBS pertains to an appropriate Grade Level of a United States student.
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