ratio of precision

The effects of process parameters, such as spinning temperature, filter precision of spin pack, drawing temperature, draw ratio, on fuzz number were discussed for 75 dtex/ 96 f superfine PET FDY.

讨论75dtex/96f涤纶超细FDY纺丝生产中纺丝温度，组件过滤精度，拉伸温度，拉伸倍数等工艺参数对毛羽的影响。

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By means of applied technology of IC operational amplifiers, digital to analog converter and single chip microcontroller, a programmable precision measuring differential amplifier with low noise, low drift, high input impedance and high common mode rejection ratio is developed and introduced.

介绍了一种由DAC电压衰减器作为集成运放反馈电路的低噪声、低漂移、高输入阻抗和高共模抑制比的可编程精密差动测量放大器。

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Arranged signal activating lock circuit and time-base control circuit in the sound wave receiving circuit to take the initial signal of back wave as the valid one in the cycle, thus to improve the ratio of signal vs. noise and detective precision.

在超声波接收电路中设有信号触发锁定电路和时基控制电路。实现以各探头中最早收到的回波信号为本检测单元的有效信号，有效提高信噪比和检测精度；

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Because the sine-cosine signal ratio of grating output is taken as the input of network during training, the influence of the amplitude fluctuation on the subdivision precision gets eliminated.

由于训练时采用光栅输出的正、余弦信号比作为网络的输入，消除了幅值波动对细分精度带来的影响。

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The method not only takes account of precision and recall but also the ratio of summarization.

其创新之处在于评价中不仅考虑了文摘的精确率、召回率，还考虑了文摘压缩率。

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This paper introduces the application of with direct reading electronic gauge high precision, high distinguish ratio in the test of micro fracturing and injection/ falloff test in the coal seam bed. It extends the application field of ground direct reading test system and DST test technology.

介绍了具有高精度、高分辨率的地面直读式电子压力计在煤层气微破裂试验、注入/压降测试中的应用，拓宽了地面直读测试系统、DST测试技术的应用领域。

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