The groundwater in Karst spring basin has a characteristic of concentration drain, it is similar to unsteady orifice outflow in fluid mechanics.
岩溶泉域地下水具有集中排泄的特点，它类似于流体力学中的非恒定孔口出流。
Objective: To observe the characteristic of concentration change of serum neuron specific enolase (NSE) in neonates with hypoxic ischemic encephalopathy (HIE) in24, 48hours after birth.
目的：观察新生儿缺氧缺血性脑病(HIE)患儿生后24小时、48小时血清神经元特异性烯醇化酶(nse)浓度改变特征。
The dynamic characteristic of concentration change on plates of batch rectification column in no reflux start up process and in no reflux period of pulse operation process have been calculated.
建立了间歇精馏无回流操作过程的数学模型，采用四阶龙格库塔法求解初值问题，计算无回流开工过程及间歇精馏脉动操作过程中无回流周期内各塔板浓度变化的动态特性。
Traditional acupoints are characteristic of high oxygen partial pressure and calcium ion concentration.
传统的针灸穴位具有高氧分压和高钙离子浓度特性。
The pretreatment conditions of sample, background absorption interference, the detection limit and characteristic concentration were investigated.
对样品处理条件、背景吸收干扰、出限及特征浓度进行了考察。
UV absorption spectrometry is a method for measuring the gas component and its concentration by the characteristic of selective absorption for light in the UV-VIS region.
紫外吸收光谱法是利用不同气体在紫外波段对光具有选择吸收的特性来测量排放烟气中的气体成分和浓度。
Investigation in the Characteristic curve of sensitivity indicated that the devices are susceptible to not only low concentration oxygen but also high concentration oxygen.
对其灵敏度特性曲线的研究表明：该器件不仅对低浓度氧气敏感，而且对高浓度氧气也敏感；
The function, the scheme and the flow design of heavy water concentration system and its characteristic for China Advanced Research Reactor are introduced in the paper.
文章涉及中国先进研究堆重水浓缩系统的功能、工艺方案和流程设计及系统设计的特点。
Classifies the determination methods into those by temperature profiles, visibility profiles and combustion product concentration profiles in terms of characteristic parameters of smoke.
基于烟气特性参数将烟层界面的判定方法分为温度判定法、能见度判定法和燃烧产物浓度判定法。
The formation mechanism of Al-based amorphous alloy was summarized and it has the characteristic of valence electron concentration and the principle of similarity.
概述了铝基准晶态合金的形成机理，其形成存在着相似性原则，具有电子浓度特征。
The pretreatment conditions of sample, chemical interference, detection limit and characteristic concentration were studied.
对样品处理条件、化学干扰、检出限及特征浓度进行了考察。
The concentration of chlorine dioxide was determined by spectrophotometry according to the characteristic of decoloration of chlorophenol red with chlorine dioxide.
根据二氧化氯可氧化氯酚红使其褪色的特性，用示差分光光度法测定水中低浓度二氧化氯的含量。
Differential optical absorption spectroscopy (DOAS) makes use of the flue gas pollutant different optical absorption characteristic at the UV-VIS wave band to measure their average concentration.
差分吸收光谱法是利用气体污染物在UV - VIS波段对光有不同的吸收特性来测量其平均浓度。
The effects of the initiator concentration and the assistant reagent concentration on characteristic viscosity of the partially hydrolytic polyacrylamide were investigated.
研究了水溶液聚合过程中引发体系的组成及各组分浓度和助剂对所合成的部分水解聚丙烯酰胺的特性粘数的影响。
The characteristic of the concentration wave in the RTD of out-circular reactor, which is a nonstationary quasi-periodic signal, has been investigated with wavelet analysis.
应用小波分析研究了外循环反应器浓度波这类非平稳拟周期信号的特征。
That very concentration of vision and intensity of purpose which is the characteristic of the artistic temperament is in itself a mode of limitation.
他们视野专注、目的明确，这种艺术家气质的特点本身就是一种局限。
Nitrogen release characteristic of Dianchi lake sediment and the nitrogen nutrients concentration of overlying water body was studied through simulating cultivation.
通过模拟培养，研究了底泥氮营养的释放及上覆水体中氮营养的浓度变化特征。
The results of engine full-load characteristic show that the power output of engine decreases as the ethanol volume concentration of diesohol fuel increases.
从发动机外特性试验结果看：随着燃料中乙醇含量的增加，发动机最大扭矩和额定功率逐渐降低；
The pollution problems in different areas of the watershed were related with industries in the areas and the type and concentration of pollutants had obvious industry characteristic.
流域内不同地区的水污染问题与其周围环境中的主要工业行业相关，污染物的种类和浓度有着明显的行业特征。
The maximum value of SOD appeared at lower concentration while the lowest hadn't the characteristic and the difference of SOD activity in L and F is insignificant under different salt stress.
SOD的最高值基本出现在低浓度下，而最低值无此特点，不同盐胁迫下的最高值、最低值相差不多，说明金牌美达丽和猎狗相差不明显；
Chromatographic fingerprint of Chinese herbal medicines is in reality a general characteristic of the concentration profiles of different chemical compounds extracted from Chinese herbal medicines.
中药色谱指纹图谱实际上是中药材中各种不同化学成分浓度分布的一个整体表征。
Statistical characteristic of fatigue strength of contact wires was obtained by comprehensively considering such coefficients as stress concentration, size and surface quality.
综合考虑了接触线应力集中系数、尺寸系数、表面质量系数和材料疲劳强度的影响，得到了接触线疲劳极限的统计特征。
At the same time, simulation of concentration field has great significance in researching characteristic of injection dispersion process and flow model of oscillatory flow reactor.
同时，浓度场的模拟对于注入分散特性的研究，对于振荡流反应器的流动模型的研究都具有重大的意义，它为完成这方面的工作提供了另一种方法。
Then the dilution model of the gas concentration in the cabinet was established, and the hysteresis characteristic of the sensor was analyzed and simulated on the basis of this model.
随后建立了橱内气体浓度稀释模型，并在此基础上对传感器的迟滞特性进行了模拟分析。
Then, we chose the dispersion number as a characteristic minor parameter, solved the problem and obtained the asymptotic analytical solutions of solute concentration by singular perturbation...
作者选择弥散数作为特征小参数，用奇异摄动法求得了溶质浓度在全流场的渐进解析分布，着重考察了各种因素对浓度前沿推进过程的影响。
The typical diurnal variation characteristic of SO2 concentration, the main source and the meteorological factors that influence the pollutants were analyzed.
并对SO2典型日变化趋势、主要污染源以及气象条件对污染物浓度分布的影响进行了分析。
Based on the geological structural characteristic and the rule of the tin ore concentration in south Hunan, the authors discuss and subdivide the structure-geochemical type of the tin ore deposit.
以地质构造特征和锡矿的富集规律为依据，对湘南地区内生锡矿的构造-地球化学类型进行了研究和划分。
Based on the geological structural characteristic and the rule of the tin ore concentration in south Hunan, the authors discuss and subdivide the structure-geochemical type of the tin ore deposit.
以地质构造特征和锡矿的富集规律为依据，对湘南地区内生锡矿的构造-地球化学类型进行了研究和划分。
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