first, a suitable base material such as wood, peat, vegetable matter, or bone is carbonized by heating the material in absence of air.

1、

if you're an expectant parent, what about the ability to monitor, continuously, fetal heart rate,

如果你是一位准爸爸或者准妈妈，如果你可以随时持续获知胎儿的心率、

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2、

objective: to investigate the clinical value of the continuous electronic fetal heart rate monitoring for non-high risk pregnancy during labor.

目的：研究胎儿电子监护（EFM）对无妊娠合并症早产产时连续监护的临床意义。

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3、

the traditional fetal heart rate electronic monitoring system mostly uses the autocorrelation algorithm to calculate the fetal instantaneous heart rate.

传统的胎儿心率电子监护系统大都采用自相关算法计算胎儿瞬时心率。

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4、

objective to study the role of fetal heart rate monitoring and color doppler ultrasonography examination in fetal distress prognosis.

目的探讨临产前电子胎心监护联合彩超判断胎儿预后的价值。

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5、

clinical practice has proved that this system is able to pick up the real-time fetal heart rate correctly and rapidly.

通过实际验证，基本上能准确实时得到胎儿心率。

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6、

the relation between abnormal fetal heart rate in second stage of labour and newborn' apnoea

第二产程胎儿异常与新生儿窒息的关系

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7、

clinical analysis of 232 cases with tardive fetal heart rate decrease induced by oxytocin provocation test

催产素激惹试验中迟发性胎心率减速232例临床分析

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8、

study on risk factors associated with 226 cases of the abnormal fetal heart rate monitoring during the first stage of labor

第一产程胎心监护异常226例的相关因素分析

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9、

the relationship between power spectral of fetal heart rate variability and fetal embarrassment in uterus

胎儿心率变异功率谱与胎儿宫内窘迫关系探讨

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10、

approximate entropy analysis of fetal heart rate variability and its application in the diagnosis of fetal distress

胎儿心率变异性的近似熵分析在胎儿窘迫诊断中的应用

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11、

and abnormal fetal heart rate was associated with fetal chromosomal abnormalities in early studies.

以往的研究中超声可探及妊娠早期胚胎/胎儿中心率的异常；

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12、

antenatal nonstress fetal heart rate testing in high risk pregnancies

产前无刺激试验对高危孕妇的监护

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13、

the fetal heart rate is the reflection of the regulate adjustment of the central nervous system.

胎儿心率的变化是中枢神经系统正常调节机能的体现。

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14、

extracting of the fetal heart rate signal based on translation invariant wavelet de-nosing

平移不变小波去噪法在胎儿心率提取中的应用

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15、

fetal heart rate was not abnormal.

胎心率未发现异常改变。

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16、

fetal heart rate was not abnormal. equity financing and cumulative abnormal return

配股融资与股票超常收益率

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17、

a dsp-based design method for detecting fetal heart rate signals

基于DSP的胎儿心率信号检测处理方法

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18、

a new measuring arithmetic for doppler fetal heart rate detection based on dsp

基于DSP技术的超声多普勒胎儿心率检测的新算法研究

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19、

improved auto-correlation algorithm for doppler fetal heart rate detection

一种用于检测胎儿心率的改进自相关算法

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20、

computer monitoring and processing system for fetal heart rate

胎儿心率计算机检测与处理系统

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