The selected lenses all have different maximum effective aperture and image magnification.

这些镜头都有不同的有效光圈值及放大率。

youdao

This paper introduces the characteristics of the millimeter wave, and studies and simulates the maximum effective distance of the millimeter based on the MATLAB 6.5.

介绍了毫米波的特点，并在MATLAB 6.5环境下对毫米波最大作用距离进行了研究与仿真。

youdao

The maximum effective transport radius is 300 kilometres (186 miles).

ECONOMIST: Face value

There was no effective maximum waiting time either for a GP appointment or for hospital treatment - although the hospital waiting lists stood at over 1.1 million and many patients were waiting more than 18 months even for the most urgent treatment, with rates of death from cancer and heart disease amongst the highest in Europe.

BBC: NEWS | UK | Politics | Full text: Blair on public services

If Latinos are being diagnosed with advanced HIV infection and are quickly progressing to AIDS, they are missing important opportunities to get the maximum benefits of the highly effective treatments we currently have available.

WHITEHOUSE: Using National Latino AIDS Awareness Day (NLAAD) to Redouble Our Efforts to Respond to the HIV Prevention and Care Needs of Latinos | The White House