• This technology can do repetition measurement of well bore track, determine drilling direction and window cutting direction of sidetrack well and so on.

    技术用于轨迹复测钻井定向钻井开窗定向等。

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  • Line repetition measurement is on important link in transmission line construction, which directs the localization of poles and towers, directionality and linearity of lines.

    线路复测为线路杆塔定位、线路方向性直线性等提供依据,输电线路施工重要环节

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  • The influence of the selection of observation time on baseline accuracy is studied, for appropriate arrangement for repetition measurement GPS network and raising work efficiency.

    研究观测时间选择基线精度影响合理安排GPS复测提高工作效率有一定的借鉴意义。

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  • Through field test, the reliability of metal material separation is affirmed by sclerometer testing repetition measurement. Moreover, ejection experiments are made in shooting range.

    通过现场试验,以硬度检测复检确认了金属材料分选可靠性进行靶场退壳试验

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  • This paper introduces the repetition measurement of geodetic monitoring net of Huang Lashi land slide by GPS. The accuracy comparison of results obtained by GPS and normal surveying method is given.

    介绍运用GPS复测黄腊石滑坡大地形变,并将其测量成果常规方法精度比较

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  • For underwater acoustic positioning system based on measurement of time_delay, range ambiguity appears when pulse's propagating time is longer than its repetition period.

    基于时延测量水声跟踪定位系统信号传播时延大于脉冲重复周期时,就会出现距离模糊

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  • Then the theory and method that the repetition gravity measurement is transformed to the geoid are discussed.

    研究了利用相同点上重复重力观测进行重力归化理论方法

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  • Experimental results show that this collimation measurement method has high accuracy and good repetition, and can be used in the stripe precise inspection of code-bar invar grade rod.

    实验结果表明瞄准检测方法准确度重复性用于条码型铟瓦水准尺的分划精度检测

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  • As compared with the usual measurement, it has the advantages of simplicity, rapidity, high accuracy and good repetition.

    常用测定方法相比具有测试简便快速、精度重复性好等优点

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  • This provides technological guarantee for the auto-collimator whole-range measurement repetition precision.

    准直仪的重复测量精度提供了技术保证

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  • Aerosol scattering counting method has been widely used in the cleaning field due to fast, high precision, good repetition and suitable for on-line measurement.

    悬浮颗粒光散射计数测量速度快精度重复性适用于在线测量等优点而在洁净领域得到了广泛应用。

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  • The repetition of the ultrasonic sound and the experiment of zero velocity in gas flowmeter are tested using this speed measurement system.

    利用测速系统,进行超声波重复性测试,以及空气为介质的实验

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  • Results:In the three measurements, the peak measurement method had the highest reliability, the best repetition, the least sensitivity to noise, and not to be influenced by threshold setting up.

    结果三种测量方法最大值可靠性最高重复性最好噪声敏感性小,阈值设置的影响。

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  • Results:In the three measurements, the peak measurement method had the highest reliability, the best repetition, the least sensitivity to noise, and not to be influenced by threshold setting up.

    结果三种测量方法最大值可靠性最高重复性最好噪声敏感性小,阈值设置的影响。

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