查询词典 detector

The clutter is assumed to be of Weibull distribution or characterized by a log-normal distribution. It is presented that a detailed derivation of the formula about asymptotic relative efficiencies of generalized sign test and Mann-Whitney detector are compared with optimum linear parametric detector.

选择韦伯分布和对数正态分布为两种非瑞利杂波模型，推导广义符号和Mann-Whitney检测器相对于最佳线性参量检测器的渐近相对效率的计算公式。

This paper describes the basic principle of velocity pursuit guidance law and body pursuit guidance law of trajectory correction projectiles , researches the terminal correction trajectory and miss distance under pursuit guidance laws by 6—DOF trajectory simulation program, researches the orbit of laser detector ray axis and ground projection area of laser detector spatial viewpoint.

文中对速度追踪制导律和弹体追踪制导律的工作原理进行了研究，利用六自由度弹道仿真程序对弹道修正弹两种追踪方式下的末段修正弹道和脱靶量进行了对比计算，研究了两种追踪方式下激光探测器光轴的轨迹及激光探测器空间视场在地面投影区域的变化；弹体追踪方式命中精度虽然较低，但由于工程实现简单、成本低，仍有其工程使用价值。

Since the detector dimension is energy dependent,there will be an optimal dimension for a detector to measure bremsstrahlung X-ray dose.

康普顿探测器可以获得脉冲X射线照射量随时间变化的波形，探测器特性主要由收集体、介质和金属外壳的材料、尺寸决定。

PbWO4 and CeF3 which are newly developed inorganic scinti1latr in our country have been studied. Photo-electricity detector systemes which have high γ sensitivity and relative insensitive to neutron and fast time response were assembled by using CeF3 and photomultiplier tube. The ratio of signal-to-noise for γ ray detection can be up to more than 10 times in close distance n,γ commix pulse radiation field by using this detector system.

对PbWO4和CeF3等近年国内新研制的无机闪烁体进行了系列研究，使用CeF3分别配光电倍增管和光电管，组合出了对γ辐射灵敏度高，对中子相对不灵敏，同时脉冲响应也快的光电探测系统，应用以此为基础的探测技术在近距离n，γ混合脉冲辐射场中，可将脉冲γ辐射探测信噪比提高一个量级以上。

Our company was established in 2005, is a major item of trade for the company, our company mainly engaged in the traffic police and urban management equipment such as: electronic police, road traffic monitoring equipment, radar certification eyes, LDR handheld radar gun de×Miriam, the United States SD400 alcohol detector, CA2000 alcohol detector, prospecting equipment, barrier tapes, reflective road cone, wheel locator, wheel locks, automatic alarm car lock device, motorcycle alarm padlocks, Canada Renault PE washing machine, Hercules in Germany with high pressure cleaner, Germany Karcher high pressure cleaner, reflective vest, Kenwood, Motorola walkie-talkies and so on Security Products.

我公司成立于2005年，是一家以贸易为主要项目的公司，我公司主要经营交警和城管用设备如：电子警察、道路交通监控设备、证眼雷达、LDR手持雷达、斯德克雷达测速仪、美国SD400酒精检测仪、CA2000酒精检测仪、勘察设备、护栏带、反光路锥、车轮定位器、车轮锁、自动报警锁车器、摩托车报警挂锁、加拿大雷诺PE清洗机、德国大力神高压清洗机、德国凯驰高压清洗机、反光背心、健伍，摩托罗拉对讲机等等安防产品。

After above research, the final design of CsI crystal detector for TEXONOhas been adopted, the parameters of detector are determined and the expectedexperimental goal is realized.

通过以上的研究，最终确定了TEXONO实验CsI(T1)晶体探测器的设计方案，工作条件，并达到预期的性能指标。

An about 18-day test run has been finished and the veto efficiency of CsI crystal anti-Compton detector is about 31% and the event rate of background spectrum of HPGe detector is about 133cpd.

实验数据表明，CsI晶体探测器的反符合效率约为31％，HPGe探测器的本底计数率水平约为 133cpd。

Exhibits: Automatic Cyclograph, Automatic Fiber Pen Line Ograph, Automatic Globoidal Lineograph, Automatic Penpoint And Ink Detector,Automatic Pencil Detector, Etc.

展品：书写划圆仪，纤维笔画线仪，弧面划线仪，笔头墨水检测仪，铅笔检测仪器…等

The activity of thorium was measured by using a HPGe detector and a planar HPGe detector. 238 Th has been identified for the first time by measuring the growth and decay of the γ rays from its daughter nucleus 238 Pa.

使用两台高纯锗探测器测量了样品的γ射线活性，观测到了238Th的β－衰变子体238Pa的γ射线的生长、衰变行为，测定238Th的半衰期为9.4±2.0min

Including import Germany DECKEL CNC tool grinder, SODICK walking CNC wire EDM, CNC boring machine coordinates, CNC machining centers, CNC lathes, CNC curve grinding machine, CNC milling machine, with forging, welding, heat treatment capacity, detector has a coordinate, import five coordinates Germany ZOLLER tool detector, such as precision testing equipment.

包括进口德国DECKEL数控刀具磨床、SODICK数控慢走丝线切割机、数控座标镗床、数控加工中心、数控车床、数控曲线磨床、数控铣床，具有锻造、焊接、热处理能力、拥有三座标检测仪、进口德国ZOLLER五坐标刀具检测仪等精检测设备。

Foods high in this vitamin include oily fish such as salmon, tuna and, and fish liver oils.

维生素D含量高的食物包括诸如大麻哈鱼、金枪鱼和鲭鱼之类的油鱼以及鱼肝油。

We need you to cosign our public letter demanding that press intimidation cease immediately, and that all charges be dropped.

我们需要您cosign我们的公共信，要求记者立即停止恐吓，并要求所有收费下降。