查询词典 precision

Analyzing the precision model of intersectant measurement, then the coordinate measuring precision of various position in photoelectric target are calculated.

在分析了测量精度的数学模型后，分别计算了两种布站方式的光电靶面上不同位置点的交汇测量精度。

For precision azimuth, as in gunfire control, a double-lobe pattern (figure 3) can give great directional precision by finding the direction in which the echo "pips" for both lobes are of equal heights. This is called "lobing".

当需要精确的方位角，如指挥火炮时采用双波瓣发射，两波瓣回迹强度相等时便可获得精确的目标方位角，这被成为&波瓣法&。

Diameter precision grinding; Machinable professional and technical personnel of high precision internal diameter, inside diameter and control the depth gradient.

精密内径研磨；专业的技术人员可加工精度较高的内径、斜度与控制内径深度。

Department of Precision Instruments and Mechanology,State Key Laboratory of Precision Measurement Technology and Instrument,Tsinghua University,Beijing 100084,China

清华大学精密仪器与机械学系精密测试技术及仪器国家重点实验室，北京 100084

Department of Precision Instruments and Mechanology,State Key Laboratory of Precision Measurement Technology and Instrument, Tsinghua University

无线传感网络由大量传感节点组成，以自组织方式构成网络，通过协作测量获取监测对象的详细信息。

The main conclusions are the following:1 It is a effective means that making use of the high resolution remote sensing imagery has quickly and dynamically investigated and monitored the land use type ofRed Water River, and has carried through the four grades of classification, and its result has achieved the precision requirement of the minimum area of obvious land use type (cultivated land, field, economic forest) less than 9 pixel of imagery, area precision 9~27 pixel and 0.33 hectares.2 It is a high-efficient and feasible means that making use of the digital managing technology of wave band merging, precise geometry correction, imagery merging, imagery strengthening, imagery cut out and inlay, and making the orthograph, etc, and observing on the spot to data analysis, it has carried on people-computer interactive screen translating to the remote sensing imagery data of high resolution by using many kinds of geographical information systems soft ware.

主要结论如下： 1 利用高分辨率遥感影像进行快速、动态调查与监测红水河流域土地利用类型，并将土地利用类型进行到四级分类，达到重点地类图上最小面积9个像元，面积精度9～27个像元、1.5亩的精度要求，是一种行之有效的方法。

DK77 HE Series electric spark digital controlling machine tool High Efficiency and fine quality Multi-technical breaking-through, six paten honored Low price, high quality All-closed loop control, automatic multi-cutting, automatic machinery precision error compensating and highly intellectual Highest precision≤0.008mm Highest smooth finish rate, Ra≤0.58um and reedless Great benefits: at Ra≤1.2um, the process speed could obtain 75mm2/min Highly integrated: clear circuit, strong stability, reliable and easy to fix Unique wire winding system employed, smooth running, noiseless and long useful life Industry controlled computer system, PLC logical control and functional module design materialize the low error rate

DK77□□HE系列高性能电火花数控线切割机床惊人的效率、优良的品质多项技术性的突破、集六项专利于一身慢走丝的效果、快走丝的价格全闭环控制、自动多次切割、自动补偿机械精度误差、智能化程度高最高精度≤0.008mm 最高光洁度Ra≤0.58um，表面无条纹高效益：在Ra≤1.2um时，加工速度75mm2/min 高集成化：电路清晰、稳定性高、安全可靠、维修方便采用独特的运丝系统，运行平稳、无噪声、寿命长采用工业控制计算机系统、PLC逻辑控制、功能模块化设计，使产品故障率大大降低。

The super slippy surface can be got after colored metal and non-metal is cut by single crystal diamond cutter. Following, it can take the place of super precision grinding, the efficiency can be increased, and the precision can be guaranteed.

使用精密的单晶金刚石刀具加工有色金属和非金属，能够直接切出超光滑的加工表面，这样就可以取代超精密磨削等精加工工序，极大的提高加工效率，同时也可以保证加工精度和加工表面质量。

Infers theoretical precision of satellite stereophotogrammetry, then take SPOT5 HRS for example, calculates its theoretical precision and some analysis has been made.

推导了卫星立体摄影测量的理论精度估算公式，然后以SPOT5 HRS的参数为例计算了其立体摄影测量的理论精度，并进行了分析。

In addition, good drum should be tightly controlled and precision machining precision to prevent eccentric superstandard in order to avoid high speed business card printing and membership card when on scraping knife knock-on arising out of the knife.

另外，答澈底把持好滚筒增工精量与安设精量，制止公道超标，以免在低速制卡和会员卡制息时不差刮墨刀爆发攻击而爆发刀丝。

There had been a moment during the breakfast meeting, though, after the backslapping and the small talk and when all of us were seated, with Vice President Cheney eating his eggs Benedict impassively and Karl Rove at the far end of the table discreetly checking his BlackBerry, that I witnessed a different side of the man.

那次早餐会期间，在表示过关心和寒暄以后，我们所有人坐了下来，我注意观察了一下，副总统切尼面无表情地吃着班尼迪克蛋（Eggs benedict，源自美国，以英式松饼、火腿、水煮蛋以及荷兰酱组合而成），卡尔。罗夫在餐桌的远端谨慎地经常查看他的黑莓手机，我目睹了他所不为人知的一面。

Talk Undelete failed; someone else may have undeleted the page first.

Talk 无法删除选定的页面或图像（它可能已经被其他人删除了）。