... Rate, 比率 ratio estimator 比估计量 ratio of magnification放大比 ...
双语例句
1
When viewing extended objects, the apparent brightness seen in the eyepiece is a function only of aperture and magnification, it is not related to focal ratio.
当观察扩展光源时，目镜中所看到的亮度只跟孔径和放大率有关，它跟焦比并没有关系。
2
The influence of imaging magnification and the ratioof object dimension to object-to-collimator distance on imaging efficiency was investigated as well.
最后还分析了放大倍数以及物体尺寸相对于物距的大小对探测效率的影响。
3
Fixed-point scaling and interpolation can eliminate the influence of optical magnificationratio varying with position variation of measuring points is obtained, 2.