查询词典 characteristic spectrum

It developed for military affairs first in Occident .It utilizes the characteristic of NUV spectrum (240-280nm) that UV spectrum of object is much greater than that of solar radialization in the aerosphere. Double spectrums imaging system gets UV and visible images to identify the object and background. Image infusion is a essential step of succedent image processing.

它利用中紫外区的"日盲"(240—280nm的中紫外)特性，即目标发出的紫外线远远强于太阳的紫外辐射，通过双光谱图像检测系统观察和检测该波段的紫外目标信号与背景可见光图像，并利用图像配准与融合技术，把紫外光图像准确地定位于背景图像，形成合成图像达到检测目的。

Photosensitive audion adopt a type to be that 2 CU2B photodiode and types are 3 DU33 is an object of study , characteristic property composes in reply spectrum characteristic property from the photodiode illumination , characteristic property and corresponding wavelength carry out photosensitive audion volt-ampere characteristic property , illumination experiment.

采用型号为2CU2B的光敏二极管和型号为3DU33的光敏三极管作为研究对象，从光敏二极管的光照特性和光谱特性，光敏三极管的伏安特性、光照特性和相应波长进行试验。

The characteristic temperatures, absorption spectrum and fluorescence spectrum of the glass sample are measured.

测试了玻璃样品的特征温度、吸收光谱和荧光光谱。

The present paper uses the direct sequence spread spectrum technology, key to short-wave communication and direct sequence spread spectrum correspondence characteristic as well as union advantage, wide frequency code production, the direct sequence spread spectrum communications system technology and the principle, the wide frequency synchronization technology, the RAKE receive technology has conducted the research and the analysis.

本论文采用直接序列扩频技术，重点对短波通信与直接序列扩频通信的特点以及结合的优点，扩频码的产生，直接序列扩频通信系统的技术与原理，扩频同步技术，RAKE接收技术进行了研究与分析。

The results show that the mean particle size of α-Fe2O3 monolayer is about 58 nm. There are characteristic bands at 568, 482 and 386 cm~(-1) in IR spectrum. The absorption of 375 nm in UV-Vis spectrum is the electron transition of ferric and oxygen atom.

结果表明，α-Fe2O3单层膜是由粒径约为58 nm的粒子排布而成，在568、482和386 cm-1处有特征红外吸收峰，在紫外区375 nm处存在明显的吸收，为Fe-O间的电子跃迁，其吸光度值与膜层数间的较好线性关系说明在一定的速度下挂膜，可以将氧化铁溶胶中的纳米粒子较好地转移到基片上。

Dependent on the past research in seaice, in Bohai Sea, in 2003-2004 winter and 2004-2005 winter with level ice for the target we open the field experiments to study the essential spectrum characteristic of ice, removing by testing means various nonessential factor for sea water in the fixing big ice plate, building up 170 growth conditions to look like under the natural condition, the growth expect different sample series; in 2004-2005 winter and 2005-2006 winter continue two pass to break thorough Bohai Sea in the ship to collect 59 sea ice sample that have the non-essential ice factors in winter, open the influence research that the field hangs sand to contribute to the spectrum of the ice body; in 2005-2006 winter, fast ice to open the field spectrum curves to coast and analytical research.

总结前人的研究成果和开展一系列的室内实验，在渤海—北半球纬度最低的结冰海域，于2003/2004、2004/2005 连续两个冬季以单层平整冰为目标开展实验研究一年生海冰的冰体本质光谱特征，在固定冰盘上以实验手段摒除各种光谱干扰因素，在自然条件下建立170 个生长条件近似、生长期不同的样本系列；于 2004/2005、2005/2006 连续两个冬季通过破冰船深入渤海采集59 个具有非冰体本质因素的海冰样本，开展悬沙对冰体反射光谱的影响研究；于2005/2006 冬季，针对沿岸固定冰开展光谱测量和分析研究。

In this paper, UV-vis spectrum, IR spectrum, viscosity measurement and ~1H NMR spectra of polymer were provided in order to show the characteristic of copolymer between pinene epoxides and maleic anhydride.

本文还使用紫外光谱、红外光谱、粘度测定、核磁共振等方法对共聚产物进行了分析，研究了环氧蒎烷与顺丁烯二酸酐共聚合产物的特性。

The characteristic of this method is to use two reflective spectra: one is the spectrum of cholesteric LC, the other is the spectrum of reflector compensating each other to broaden the spectrum of the display.

这个方法的特性是用胆固醇液晶和下板反射板的两个反射频谱叠加在一起来加大整个胆固醇液晶显示器的反射频谱。

The spectroscopic analysis carried on Ni-based alloy visible spectrum with grating spectroscope and prism spectroscope and color spectrum had been taken, characteristic of visible spectrum was studied in Ni-based alloy.

摘要使用光栅看谱镜和棱镜看谱镜对镍基合金可见光谱进行看谱分析，摄制彩色图谱，研究基体元素镍和各成分元素的可见光谱特征。

The weight coefficient determined by peak frequency in power spectrum is employed to evaluate its smooth-going characteristic. And about SF32601's handle stability, the following six aspects are considered: the steady and transient respond characteristic of the redirector under steps input; the straight performance to go back; the angular speed frequency respond characteristic of balance weight; the steering performance under typical operating mode and Straight line mode.

用功率谱密度中峰值频率所给定的加权系数对其平顺性进行了校核并从转向盘角阶跃输入下稳瞬态响应特性、转向回正性能、横摆角速度频率响应特性、典型工况行驶性能和直线行驶能力六方面对其操纵稳定性进行了研究。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。