采取有效措施，测长仪能在恶劣的现场条件下可靠地工作。
By taking effective measures, this instrument can work reliably in bad field working conditions.
该文提出了在GPS检定工作中，不同型号测地型GPS接收机可以进行联合检测、联合数据处理的方法，这在GPS检定工作和测量工作中具有重要意义。
In this article the way of combined testing of different type surveying GPS Receivers and combined data-processing is put forward, which is significant in the GPS verification and surveying work.
详细地描述了它的主要部份——驱动装置，测角装置、红外光度计的工作原理和电路特点。
Its major parts-the operating principle and circuit feature of drivers, the equipment for measurement of telescope position and infrared photometer are introduced.
高度区间法观测工作量适中，计算简便，能够清晰地揭示积累量随高度的变化特征，计算精度主要取决于测点的数量和分布状况。
And both of the number of point measurement and its distribution has an important effect on the accuracy of the accumulation calculated by method C.
煤矿地测信息是煤矿地质测量工作的集中反映，是煤矿生产和管理工作的重要依据。
The geological survey information of coal mine is concentrated reflection of "Digital Coal Mine", which is very important basis of the manufacture and management of coal mine.
实验证明，该测试仪准确度高、工作稳定、抗干扰能力强，所测结果能更好地反映MOA工作状态。
It is proved by experiments that the tester is stable, of high precision and it also reveals well resistance against interference. What the tester...
实验证明，该测试仪准确度高、工作稳定、抗干扰能力强，所测结果能更好地反映MOA工作状态。
It is proved by experiments that the tester is stable, of high precision and it also reveals well resistance against interference. What the tester ge...
通过1： 5万地面高精度磁测的实地调查， 对工作区的磁场特征有了详细的了解。
Through 1:50000 high-precision magnetic survey performed in Puchiya area, the authors acquired a detailed understanding of the characteristics of the magnetic field.
实验证明，该测试仪准确度高、工作稳定、抗干扰能力强，所测结果能更好地反映MOA工作状态。
It is proved by experiments that the tester is stable, of high precision and it also reveals well resistance against interference. What the tester gets can more preciously r...
实验证明，该测试仪准确度高、工作稳定、抗干扰能力强，所测结果能更好地反映MOA工作状态。
It is proved by experiments that the tester is stable, of high precision and it also reveals well resistance against interference. What the tester gets can more preciously r...
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