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临界值     
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  critical value
     If 0.5 μg/L was taken as critical value, PCT sensitivity in the diagnosis of sepsis was 87.88%,and the specificity (66.26%);
     以0.5μg/L为临界值,PCT水平对于诊断败血症的敏感度为87.88%,特异度为66.26%;
短句来源
     The critical value should be≥ 7.50 cm.
     其临界值为≥ 7.50cm。
短句来源
     comparing with GB/T15684-1995 method,results of 40 samples were all less than repetitive critical value 2(KOH)/(mg/100g).
     40个样品的检测结果与GB/T15684-1995法检测结果比较,均小于重复性临界值2(KOH)/(mg/100g)干基。
短句来源
     When the f-PSA percent value was 12% that was as the critical value for the diagnosis of PCa,the sensitivity,specificity,positive predictive value,negative predictive value and correct diagnosis index were respectively 75.0%,73.9%,66.7%,81.0% and 48.9%.
     当f-PSA百分比12%作为诊断PCa的临界值时,诊断的敏感性、特异性、阳性预测值、阴性预测值及正确诊断指数分别为75.0%,73.9%,66.7%,81.0%和48.9%。
短句来源
     the tests of 15 times for 3 paddy samples with different fatty acid value showed that the maximum differences was 1.73(KOH)/(mg/100g),less than repetitious critical value 2(KOH)/(mg/100g),standard warp was 0.36-0.55,99% standard interval(random error uncertainty) was≤±0.42;
     三个不同脂肪酸值的稻谷样品15次平行测试的极差最大者为1.73(KOH)/(mg/100g)干基,小于重复性临界值2(KOH)/(mg/100g)干基,标准偏差在0.36~0.55范围内,99%置信区间(随机误差的不确定度)均≤±0.42;
短句来源
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  critical values
     The referenced critical values of AFP,CA125,CA242 and CEA were all the same by the two assaies. The accordance rate were 97.78%(44/45),86.67%(39/45),88.89%(40/45),86.67%(39/45)respectively.
     两种方法检测AFP、CA125、CA242及CEA的参考临界值相同,阴阳性判断结果的符合率分别为97.78%(44/45)、86.67%(39/45)、88.89%(40/45)、86.67%(39/45)。
短句来源
     There were statistically significant differences in specificity amomg two groups,which were diagnosed as ovarian cancer by critical values of CA_(125)<35 kU/L and CA_(125)< 65kU/L.
     如以CA125<35 kU/L和CA125<65kU/L为临界值诊断卵巢癌,其特异性分别为80.2%、92.1%,两者具有统计学差异(P<0.05)。
短句来源
     It was found that critical values of toxic action after 48 hours and 96 hours were 1.8 mg/L and 0.8 mg/L, respectively.
     1 8mg/L和 0 8mg/LNO2 -N分别为 48h和 96h毒性影响的临界值
短句来源
     The critical values of the factors causing post-turbidity of fresh apple juice werestudied as protein 558 mg. L(-1), iron 60 mg·L(-1), starch 2.5 mg·L(-1) and tannin 180 mg·L(-1).
     研究了鲜榨果汁后浑浊因素的临界值,最终确定的质量浓度临界值为:蛋白质558mg·L(-1),铁60mg·L(-1),淀粉2.5mg·L(-1),单宁酸180mg·L(-1)。
短句来源
     The experiment derived that hydraulic shearing strength Gt value when the structure compactness of floc containing 85kg/m3 mud sand reaching the optimium has two critical values: G1t1 in quick flocculation stage=2350,G2t2 in slow flocculation stage=12420.
     实验得出85kg/m3泥沙絮体结构密实性达最佳时的水力剪切强度Gt值存在两个临界值:快速絮凝阶段G1t1=2350,慢速絮凝阶段G2t2=12420。
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  threshold value
     Using a threshold value of 10U/ml,the sensitivity of NMP22 was 87. 5% with the specificity of 71. 9%, the positive predictive value of 75. 5% and the negative predictive value of 85. 2%.
     如果以10U/ml为临界值,其诊断膀胱肿瘤的敏感性87.5%,特异性71.9%,阴性预测值为85.2%,阳性预测值75.7为%。
     The area under the ROC curve was 0.879 (95%CI,0.830~0.928). With a threshold value of 10.75ng/ml, the overall sensitivity of the assay was 82.6%, specificity was 84.7%.
     所作受试者工作特征曲线下面积为0.879(95%可信区间为0.830~0.928):以≤10.75ng/ml作为临界值,血浆循环DNA对肺癌的敏感性为82.6%,特异性为84.7%。
短句来源
     At a threshold value of 8.4μg/L, the sensitivity and sepcificity of UBC for detection of TCC were 75.3% and 77.8%, which had significant difference with the corresponding figures of 16.9% and 100% for UCV ( P< 0.01).
     尿UBC(以8.4 μg/L为最适临界值)和尿细胞学诊断BTCC的敏感性分别为75 .3%和16 .9% ,特异性分别为77.8%和10 0 % ,两者差别均有显著性意义(P <0 .0 1)。
短句来源
     At an optimal threshold value of 8.4μg/l,the sensitivity of urinary cytokeratin 8 and 18 for detection of TCC was 73.1%,the specificity was 73.3%,the positive predictive value was 62.3%,and the sensitivity for detection of recurrent TCC of the bladder was 100%.
     以 8.4 μg/L为最适临界值 ,尿细胞角蛋白诊断TCC的敏感性为 73.1% ,特异性为 73.3% ,阳性预测值为 6 2 .3% ,对复发性膀胱TCC的敏感性达 10 0 %。
短句来源
     SDNN≤55 ms may be the prognostic threshold value, and the sensitivity, specification, positive and negative prediction values were 76.2%. 76.7%, 90.4% and 52.6% respectively.
     HRV中SDNN≤55 ms可作为预后的临界值,其敏感性、特异性、阳性预测值和阴性预测值最高(分别为76.2%、76.7%、90.4%和52.6%)。
短句来源
更多       
  the critical value
     The critical value should be≥ 7.50 cm.
     其临界值为≥ 7.50cm。
短句来源
     When the f-PSA percent value was 12% that was as the critical value for the diagnosis of PCa,the sensitivity,specificity,positive predictive value,negative predictive value and correct diagnosis index were respectively 75.0%,73.9%,66.7%,81.0% and 48.9%.
     当f-PSA百分比12%作为诊断PCa的临界值时,诊断的敏感性、特异性、阳性预测值、阴性预测值及正确诊断指数分别为75.0%,73.9%,66.7%,81.0%和48.9%。
短句来源
     The formula for the critical value among the different plot is pmax - 11. 96 + 0. 117qmin and qmin - 8. 187ρmax - 85. 676。
     同时通过研究给出了各区之间过渡转换临界值的计算公式,即ρmax=11.96+0.117qmin或qmin=8.187ρmax=-85.676。
短句来源
     2.The critical value of the unredistribution of precipitation on hillslope is enumerated:7°—7mm,15°—4.3mm,27.5°—3.2mm,30°—2.8mm;
     2、坡面上降水不发生再分配的临界值,7°坡面为7毫米,15°坡面为4.3毫米,27.5°坡面为3.2毫米,30°坡面为2.8毫米;
短句来源
     The Combined Eco-toxicological Effect of Cd,Pb,Cu,Zn and As Pollution on a Hybrid Rice Seedling and the Critical Value
     Cd、Pb、Cu、Zn、As复合污染对杂交水稻苗的联合生理毒性效应及临界值
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  critical value
When β is less than some critical value the boundary periodic solution (xs(t), 0, zs(t)) is locally stable, and when β is larger than the critical value there are periodic oscillations in substrate, prey and predator.
      
Also, there is a critical size for the pore; when the pore size is larger than the critical value, the fatigue strength decreases sharply.
      
When the thickness reaches a critical value (6 mm) and then increases, the stress increases slightly and even to a stable value.
      
When the initial concentration exceeds a certain critical value, almost steady-state translational droplet motion occurs in addition to oscillation displacements.
      
The notions of percolation theory were used to determine the critical value of the ratio of interfacial and grain boundary energies which provide the liquid-phase inclusions to form the network penetrating polycrystals of any size.
      
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  critical values
Choosing Critical Values for Development of Electron-Stimulated Discharges in Insulator Covers of Satellites and the Limits of I
      
The choice of critical values for developing electron-stimulated discharges (ESDs) in insulator covers of spacecraft is substantiated.
      
Below are presented results of measurements of the critical values of the Reynolds number and the resistance forces for laminar and turbulent regimes of fluid oscillations in pipes.
      
The velocity and temperature distributions are found, and the critical values of the Rayleigh number for axisymmetric and antisymmetric fluid motions are calculated.
      
As is known, fluidization of a bed of solid particles by liquid or gas filtration takes place for certain critical values of the parameters of the filtration regime.
      
更多          
  threshold value
The relationship between the order of approximation by neural network based on scattered threshold value nodes and the neurons involved in a single hidden layer is investigated.
      
In the dry year (2002), for several months, soil water content of potted trees was lower than its threshold value for non-available soil water content, which could influence the healthy growth of trees.
      
According to this dependence, the efficiency vanishes when the aggregate sizes exceed a certain threshold value.
      
Normal stresses sharply decrease beyond some threshold value of the shear rate and slightly increase only in a high shear rate domain.
      
It is shown that if the initial amplitude of one of the waves is sufficiently large, i.e., exceeds a certain threshold value, an undamped quasisteady regime is established during the interaction process.
      
更多          
  the critical value
When β is less than some critical value the boundary periodic solution (xs(t), 0, zs(t)) is locally stable, and when β is larger than the critical value there are periodic oscillations in substrate, prey and predator.
      
Also, there is a critical size for the pore; when the pore size is larger than the critical value, the fatigue strength decreases sharply.
      
The notions of percolation theory were used to determine the critical value of the ratio of interfacial and grain boundary energies which provide the liquid-phase inclusions to form the network penetrating polycrystals of any size.
      
It is shown that, at the electrolyte concentration below the critical value, the number of droplets in emulsion decreases.
      
If the concentration is above the critical value, water diffuses from small to large droplets, but their number remains unchanged.
      
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