1) near-field observation
近场观测
2) near-field earthquake observation
近场地震观测
3) Nearfield digital seismic observation
近场数字地震观测
4) near field measurement
近场测量
1.
A Digital Readout Interface Design for Near Field Measurement Location;
近场测量定位智能光栅接口设计
2.
The antenna near field measurement history and the building process of the first antenna time domain near field measurement system in china were introduced.
介绍了天线近场测量的历史以及中国第1个天线时域近场测量系统的建立过程和系统组成。
3.
A new type of probe for accurately measuring antenna s low sidelobe in near field measurement system, which is called null probe, is studied and designed.
在近场仿真的基础上,研究和设计了近场测量中天线低副瓣精确测量需要的零探头。
5) Near-field measurement
近场测量
1.
Study of the position control in the antenna near-field measurement;
天线近场测量系统中位置控制方法的研究
2.
The output of the near-field measurement probe by a "Comparison Calibration" algorithm combined with the calculated values by the FDTA method is calibrated.
引用一种"比较校准"的算法并结合FDTD所计算的理论值,对近场测量探头的输出值进行校准。
3.
With the development of antenna measurement technique in recent decades, the near-field measurement has become an important technical means for high performance antenna research.
近年来 ,近场测量已成为高性能天线研制中非常重要的技术手段 ,其中高精度是天线近场系统中的关键指标 ,这使得近场控制技术显得尤为重要。
6) remote measure in near field
近场遥测
1.
, memory measure and remote measure in near field, analyzes the feature of each methods, and gives the composing frame.
笔者对狭小、紧凑空间的动态测试方法、存储测试方法和近场遥测方法进行了论述 ,并分析各方法的特点及给出了原理组成框
补充资料：气象观测场
观测地面气象要素变化的场所。必须建立在空旷平坦的地方，大小通常为25米×25米，场地平整，有草皮覆盖，四周有不高的稀疏栅栏，以保持空气流通。场内仪器布置，高的安置在北面，低的顺次安置在南面，仪器之间应有适当间距。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条