knife edge
英 [ˈnaɪf edʒ]
美 [ˈnaɪf edʒ]
adj. 形势难料的
英英释义
noun
- the sharp cutting side of the blade of a knife
双语例句
- Universally analyzed and discussed in this paper is the visualization of inhomogeneous phase distribution of phase objects with spatial zero frequency filtering and knife edge filtering method.
对空间滤波法的零频滤波与刀口滤波显示位相型物体的非均匀位相分布进行较为普遍且详尽的分析讨论，并给出一些实验结果。 - Coating Tungsten on the Glass Knife Edge for Improvement of Cutting Function of Microtome Glass Knives
在玻璃刀口上镀钨&改进超薄切片和玻璃刀的切割性能 - Design of Experiment for Measuring Gaussian Beam Spot Size Using Knife Edge
刀口法测量高斯光束腰斑大小实验设计 - Tip: DO NOT lift the knife edge above the knuckles!
注意事项：不要把刀抬起高过指关节。 - The application of measuring a knife edge profile is introduced.
介绍了测量断面边缘检测系统的应用。 - This political and bureaucratic game of musical chairs has the entire world on a knife edge, continued uncertainty and lack of confident decision making worsening sentiment.
整个世界饱受这种政治官僚游戏之苦，处于风险边缘，加之持续的不确定性和信心的缺乏，投资者情绪恶化加剧。 - His future remains on a knife edge
他前途未卜。 - By using knife edge as object, and CMOS sensor as device for image analyzing, we get edge spread function from the image and use differential operation and FFT to obtain modulation transfer function of the lens, then its image quality is known.
以刀口作为目标物，以CMOS作为图像分析器件，从图像中获取刀口函数，经微分和FFT运算，得到成像镜头的MTF（调制传递函数），从而得知其成像品质。 - Beam quality factor M~ 2 is measured by the means of knife edge for different bending of LMA fiber and the slope efficiency is measured separately.
采用刀口法测量了不同弯曲直径下的激光光束质量因子M~2，并对每种情况下光纤激光器的斜率效率进行了测量。 - This paper study the process of getting the point spread function using knife edge method, and the influence factors on the restoration effect to image analysis.
本文深入研究了利用刃边法求取点扩散函数的过程，对影响图像复原效果的因素进行了分析，并提出了自己的评价体系用于遥感图像的复原效果评价。