欧洲航天局最近开始投运的普朗克空间望远镜,在它能画出更为灵敏的宇宙微波背景辐射的天体图时,就可能解决这个问题。
The European Space Agency's recently launched Planck space telescope might settle the issue when it makes the most sensitive maps yet of the CMB.
声学-结构灵敏度用于预测结构辐射声压随结构设计变量的变化,该值对结构降噪设计有重要意义。
Acoustic-Structure sensitivity is used to predict the change of acoustic pressure when structure design variable was changed, which is significance for reducing noise of structure.
盐度的被动微波辐射遥感虽然在L波段灵敏度最高,但是其在L波段的灵敏度低于其它许多变量,因此对盐度反演模型精度要求很高。
Even though the window at L-band is the best choice for salinity remote sensing, the sensitivity of brightness temperature to SSS is lower than that of the other variables.
CMOS专用集成电荷灵敏前放的噪声性能对于辐射探测非常关键。
Noise of CMOS charge sensitive preamplifier ASIC is a critical factor for radiation detection.
热释光剂量测量方法是一种新型的辐射监测方法。它具有体积小,灵敏度高,量程宽,稳定性和线性好等优点。
TLD dosimetry is one of the new radiative monitoring method, having many advantages like small volume, high sensitivity, wide range, good stability, linearity etc.
部分辐射高温计在窄的选择波段上是灵敏的。
Partial radiation pyrometers are sensitive to narrow selective wavebands.
在光辐射探测器中,采用了一种高灵敏度的半导体热电组件探测灵敏元的温度变化。
A high sensitivity semiconductor thermoelectric module is used in a optical radiation detector to detect temperature changes of the sensor.
提出对心电遥测系统的技术要求,包括保真度、工作距离、辐射功率、灵敏度、频率、频率稳定度、调制方式和安全等。
Presents the technical requirements of ECG telemetering systems, including fidelity, range, radiated power, sensitivity, frequency, frequency stability, modulation mode and safety.
声学-结构灵敏度用于预测结构辐射声压随结构参数的变化,这对低噪声结构设计具有重要指导意义。
In this paper, acoustic-structure sensitivity is used to predict the variation of acoustic pressure with the change of structural parameters.
本文讨论了航天遥感多光谱扫描仪的辐射灵敏度计算。给出这类仪器辐射灵敏度的计算方法及仪器设计原则。
Calculation of radiant sensitivity for space-borne multispectral scanner is presented. The calculating method of radiant sensitivity and the principle of design for the scanner are given.
讨论了背景辐射和大气对探测灵敏度的影响。
The influence to the sensitivity of detection by the backgrounds radiation and the atmosphere was discussed.
文章首先分析了光学遥感器偏振特性的表述及与遥感器系统辐射灵敏度的关系。
The article analyzes the formulation of the polarization of optical remote sensor and its regulation with the radiant sensitivity of remote sensing system.
为估算光电系统的目标探测距离,研究了目标的红外辐射特性和在实验室内对系统灵敏度进行测试的方法。
For evaluating the detection distance of an electro-optic system, the characteristics of target infrared radiation and the test method of detection sensitivity of the system in laboratory are studied.
介绍影响微波辐射计灵敏度的两个主要因素:系统增益和本机噪声。
The Systemic gain and receiver noise, as two main influencing factors of radiometer sensitivity, are described in this paper.
简述了进行高空间分辨率,高灵敏度微波辐射计研究的必要性。
In this paper, the necessity of studying, high spatial resolution and high sensitivity microwave radiometer was introduced briefly.
本文介绍了黑涂层热阻的测量,进而推及热电型电校准辐射计锥腔型灵敏面黑涂层热阻的校正因子。
Measurement of thermel resistance black painting was described, and thus calibration factor of the black painting of the response area of the absolute radiometer.
航空电子电气系统暴露于高强度辐射场(HIRF)环境下的误动作与工作失效等灵敏度问题,严重影响了飞行器的安全系统。
The susceptibility of aircraft electrical and electronic systems to malfunction or failure when exposed to HIRF presents a threat to aviation safety systems.
卤代物添加剂可以大大提高辐射变色薄膜的响应灵敏度;
The sensitivity of the response is remarkably improved when halides are added into the radiochromic system.
光通量是可见的组件,它是在辐射通量(光功率)以人眼的相对灵敏度分歧可见光谱定义。
The luminous flux is visible component that is defined in radiant flux (light power) divided by relative sensitivity of human eyes over the visible spectrum.
微波传感器是继超声波、光纤、红外和核辐射等传感器之后的一种新型的非接触式传感器,具有灵敏度高、 适用范围广等特点。
Microwave sensor with the advantage of high sensitive and wide application, is a new kind of non-contact sensor developed after ultrasonic, laser, infrared and nuclear radiation sensor.
为了适应未来星载微波辐射计新型扫描方式的要求,提出了结构简单、高稳定、高灵敏度的微波辐射计方案——计算机增益波动自动补偿微波辐射计。
For adapting to new scanning type of future satellite microwave radiometer, a new microwave radiometer model which has structure simplicity, high stability, high sensitivity was suggested...
辐射灵敏度表明遥感器对输入信号的响应能力,辐射灵敏度的分析包括辐射灵敏度的计算以及辐射灵敏度的不确定性分析。
Radiometric sensitivity shows the sensitivity of instrument to input radiance and its analysis includes calculation and uncertainty analysis of radiometric sensitivity.
灵敏度是传统上衡量微波辐射计测量精度的主要指标,但并不适合对单帧亮温图像的质量进行评估。
Traditionally, sensitivity is major performance parameter of microwave radiometer measurement precision, but it is not appropriate to quality assessment of single brightness temperature image.
灵敏度是传统上衡量微波辐射计测量精度的主要指标,但并不适合对单帧亮温图像的质量进行评估。
Traditionally, sensitivity is major performance parameter of microwave radiometer measurement precision, but it is not appropriate to quality assessment of single brightness temperature image.
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