precision n. 精密,精确性;严格;精密度;【修辞学】精确。 arms of precision 装有瞄准仪的枪炮。 adj. 精确的,精密的。 precision apparatus 精密仪器。 a precision balance 精密天平。 a precision fire 准确射击。
sampling n. 1.取样(品),取标(本)〔指行动或程序〕。 2.样品,标本。 3. 剽窃拼凑歌曲。
For satisfying the requirement of sampling rate and sampling precision about rf receiver , in this dissertation , we design and constructed a high - speed and high - precision data acquisition system working at 90 mhz sampling frequency 为了满足射频接收机对前端数据采集的速率和精度要求,本文设计并研制了一种基于ad6645的高速数据采集模块,经测试证明模块的性能完全满足接收机的要求。
It suits in 220 500kv voltage rank ’ s electrical power system breakdown recording . uses 32 - bit embedded microprocessor arm and the high speed dsp multi - tasking ; designs the fpga hardware data sampling controller to produce the control signals , and guarantee sampling precision ; may record 36 groups analog signals and 80 groups switches signals ; uses distributed and modular design distributionally , may dispersely install in the screen cabinet , also may be linked to a management computer or transfer data to the far control center through the 10m / 100m ethernet 它适合于220 500kv电压等级的电力系统故障录波。采用32位嵌入式微处理器arm与高速dsp并行工作;设计了fpga硬件数据采样控制器产生控制信号,保证采样精度;可以记录36路模拟量和80路开关量;采用分布式、模块化设计,可以分散安装在屏柜中,也可以通过10m / 100m以太网级连到一台所级计算机或远传到调度中心。