According to metrological characteristics of diffraction grating, the measurement error models are built up and the equations between installation and measurement errors of grating are deduced.
根据衍射光栅的计量特点，建立了正交衍射光栅测量误差模型，推导了光栅安装误差与测量误差之间的关系。
The main bridge type crane, the erection and assembly has strict technical requirements, and a set of measurement methods to measure the installation result strictly.
桥架式桥式起重机的主体，其架设和组装都有严格的技术要求，并有一套严格的测量方法来测量安装结果。
Before installing the positioning forms and bolts, the measurement team shall first set the basic axes lines and control levels, based on which installation is to be proceeded.
安装定位模板及螺栓时，由公司测量班投设基础轴线及控制标高，然后以此为准进行安装。
The microcomputer based nuclear balance is applied in large urea plant. Its system composition, measurement principle, installation, calibration and problems discovered during testing are introduced.
介绍了大型尿素装置中微机核子秤的系统构成，测量原理、安装、调校及在调试过程中发现的问题。
Today's trains are being equipped with increasing levels of measurement, control and protection systems, giving rise to multiple sensor locations and a battle to find the space for installation.
目前铁路对测量、控制和防卫系统的要求将越来越高，这就需要有装备多支传感器的位置，并找到装备这些传感器的空间。
There sults show that the measurement is affected by the installation of the transducer in the site and the operation of the memory oscilloscope, but the influence is very little.
传感器的现场安装和存贮示波器的操作对测量有影响，但不影响测试结果的准确性。
The radar level indicator is a non-contact high-precision one and has the advantages of precision in measurement, high efficiency and simplicity in installation.
雷达料位计是一种非接触式的高精度液位仪表，具有测量精确、效率高、安装简单等特点。
The factors affecting fine root measurement and its precision mainly included the quality and quantity of tube installation, sampling interval and quantity, and analysis technique of images, etc.
微根管观测精度主要取决于微根管安装的质量和数量、微根管取样间隔期和取样数量、微根管图像分析技术等。
The writers depict the principle of measurement of the indicator and inquire into the common problems in the choice of its model, its installation and trouble-shooting and their solution.
笔者介绍了该料位计的测量原理，探讨其在选型、安装及故障处理方面的常见问题及解决方法。
Ultrasonic flow meter is widely used in oil, gas and chemical industry because of its advantages of non-contact measurement, ease installation, low cost and so on.
超声波流量计因为其非接触测量、安装简便和费用低等优点，广泛的应用于石油、天然气和化工等领域。
In this paper, the principle of design and constitution of the installation for measuring photosynthetic rate of plant population, and methods of measurement and calculation were introduced.
介绍了一种植物群体光合速率测量装置的设计原理、结构及其测量和计算方法。
The DTX provides quick validation of fiber link performance and installation quality, fiber length, measurement of optical loss at multiple wavelengths, and polarity confirmation.
利用DTX提供了光纤链路的性能和安装质量，纤维长度，快速验证在多个波长的光损耗测量和极性确认。
Besides, key construction technologies are introduced in detail, such as machinery selection, tower installation, measurement, welding and antenna mast installation.
详细阐述机械选型、塔楼安装、测量技术、焊接技术和天线桅杆安装的施工工艺和关键技术。
Original chassis pneumatic valve positioner output section and the position measurement of large radiation-resistant components, usually pneumatic actuator in accordance with the installation.
原机箱中阀门定位器气动输出段和大型耐辐射位置测量部件，将按照通常气动执行机构进行安装。
It can rise measurement accuracy of force sensor really by means of this method and display more dominance in case of limited installation dimension. There are utility value in engineering.
这种方法能有效地提高力传感器的实测精度，在传感器安装尺寸受限的情况下，更显示出其优越性，因而在应用工程中有实用意义。
The measurement of up-rising inclination of the rotor is crucial in installation of turbine generator, while all the existing methods of measurement are not satisfied in stability and accuracy.
汽轮发电机安装中转子扬度的测量非常关键，而现有的检测方法其精度和稳定度都有所欠缺。
Your local Maars team will do the design, measurement, production and installation of the partitioning system wherever your office is located in China.
无论你的办公室在中国何处，您本土的马尔斯团队都会提供隔断系统的设计、测量、生产到安装的一系列服务。
The results show that the measurement of steel structure installation can meet the requirements of installation and design, which may ensure installation quality of steel structure.
测量结果表明，钢结构安装测量符合安装工艺和设计要求，确保钢结构安装质量。
The tester disclosed by the invention has the advantages of reliable performance, accurate measurement, elegant and small appearance and convenient installation and operation.
本发明公开的检测仪器具有性能可靠、测量准确、外型美观小巧、安装操作方便的优点。
This paper gives a brief presentation of the composition of the Bassett Convergence System, testing and measurement section, its installation requirement and project monitoring locations.
本文简要介绍了巴赛特收敛系统的系统组成、量测断面及其安装要求、常用的工程监测场所。
Based on the difficulties, construction measurement technology for installation of oblique and compound bending pipe truss structure and complicated spatial pipe truss structure was introduced.
结合施工难度，介绍了斜交双向弯曲管桁架结构及复杂空间管桁架结构安装定位等施工测量技术。
Based on the difficulties, construction measurement technology for installation of oblique and compound bending pipe truss structure and complicated spatial pipe truss structure was introduced.
结合施工难度，介绍了斜交双向弯曲管桁架结构及复杂空间管桁架结构安装定位等施工测量技术。
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