... large-aperture antenna 大孔径天线 Large relative aperture 大相对孔径 large-aperture photoconductive antenna 大孔径光导天线 ...
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It is a key step of manufacturing the large relative aperture aspherical surface to make a breakthrough at the technology.
突破这一技术是研制大相对孔径非球面的关键环节。
参考来源 - 大相对孔径无焦非球面系统检测方法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The objective has high infrared transmission, large relative aperture and high resolution.
该物镜红外透过率高、相对孔径大、分辨率较高。
It is a key step of manufacturing the large relative aperture aspherical surface to make a breakthrough at the technology.
突破这一技术是研制大相对孔径非球面的关键环节。
Thermal imaging systems based on uncooled focal plane array detectors require their optical lens with a large relative aperture.
基于非致冷焦平面阵列探测器的热成像系统，要求光学系统具有足够大的相对孔径。
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