本文介绍了具有上述性能的仪器的基本原理及试验结果。
This paper presents the principle and work of an instrument having the above said performances.
数字频率计是一种基本的测量仪器。
The digital cymometer is a kind of basic measuring instrument.
介绍了该仪器的工作原理，基本结构，主要技术指标。
The working principle, basic structure and main technical target of the instrument is introduced.
误码仪是评估信道性能的基本测量仪器。
Error code instrument is a basic test instrument to estimate channel performances.
能够很好的运用基本测量仪器，例如：卷尺，秤和卡尺等。
Able to use basic measuring instruments such as: tape measure, scale, and dial calipers.
描述了该仪器的基本原理与结构。
描述了该仪器的基本原理与结构。
基本上来说，这个仪器会旋转，这个物体永远不会触底。
Essentially this instrument rotates and the object never hits the bottom.
详细介绍测量的基本过程、方法和仪器设备。
The measurement process, method and apparatus are introduced. Test model is also built;
详细介绍测量的基本过程、方法和仪器设备。
The measurement process, method and apparatus are introduced. Test model is also built;
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