relative aperture
[天] 相对孔径
常用释义
英式发音
美式发音
基本释义
- [天] 相对孔径
例句
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1·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。
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2·Coupling efficiency can be maximized by optimizing the relative aperture of coupling lens.通过优化耦合透镜相对孔径，可以实现较高效率的耦合。
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3·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。
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4·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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5·Bandwidth of amplifier and relative aperture of optical system are optimized based on the requirement of temperature resolution.基于系统温度分辨力的要求，对光学系统的相对孔径及选频放大器的带宽进行了优化设计。
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6·In optimized design, damped least squares method and adaptive procedure are used to get higher relative aperture, lower distortion and appropriate MTF, and so on.在光学系统优化设计的过程中，应用阻尼最小二乘法和适应法解决了大相对孔径、低畸变和MTF匹配等问题。
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7·Research results show that the relative aperture of optical lens, the incline and defocusing of reflection plane in TV seeker optical system reduce the intensity of the "cat's eye" reflection.研究结果表明：回波强度受导引头光路中光学镜头的相对孔径、摄像管靶面倾斜和离焦的影响较大；扫描激光光束的入射角等因素对回波强度也有一定的影响。
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8·Each number does not necessarily correspond to a specific size of the aperture opening, but is a relative number.每组数字并非是光圈打开大小的特定值，只是一个程度的相关体现。
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9·Inverse synthetic aperture radar (ISAR) imaging of non-cooperative maneuvering multi-target is a challenging task due to its time-varying orientation and the relative motion among targets.非合作的机动多目标相对于雷达射线的姿态是时变的，而且目标间可能存在相对运动，给逆合成孔径雷达(ISAR)成像造成较大困难。
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10·The aperture of the interface is changed due to the relative motion of the interface with respect to the speckles and the receiving focus probe.界面、超声散斑和超声接收探头之间的相对运动，导致界面孔径的改变。