查询词典 coefficient of variation

The parameters of trap detectors including: spatial uniformity, polarization dependence, angular variation, temperature coefficient, have effect on quantity transfer process, so these effect are quantificationally discussed on the basis of ...

实验表明陷阱探测器的一些特性对量值传递过程产生着不可忽视的影响，比如：响应均匀性、偏振特性、角度特性、温度系数。

According to the importance of frequen-cy in power system operation,the authors tested andcalculated the frequency attenuation time constant Tfand the static load frequency coefficient KL,whichcharacterinze the frequency variation of power system.

根据电网频率运行的要求，对表征电网频率特性的频率衰减时间常数Tf、静态负荷频率调节系数KL进行了试验研究和理论分析计算。

In this paper, we study the rate of convergence of Durrmeyer-Bézier Operaters for functions of bounded variation f and obtain a accurate estimation of coefficient. Our result improves the result of Zeng by making use of probable property of basic functions.

在Zeng等人对有界变差函数f的Durrmeyer-Bézier算子在区间(0，1)上收敛于 1/(a+1f+a/(a+1f 的收敛阶进行研究的基础上，利用基函数的概率性质等方法，对其所给的Durrmeyer-Bézier算子收敛阶估计结果作进一步的改进，得到其收敛阶的精确估计。

On the basis of a great deal of the experimental data processing and analysis, the combustion converted account reaction rate constant, the unstable heat-exchange coefficient variation law between the airflow and the roadway rock and the codomain determined under different fire conditions have been provided with the correctness of the theoretical calculation formula for description of the airflow energy loss of the fire area tested and verified, a large number of the basic data concerning mine fires obtained.

通过大量实验数据的整理分析，给出了矿井火灾时期燃烧折算反应速率常数、风流与巷道岩石间的不稳定换热系数的变化规律及不同火灾条件下的取值范围，验证了火区风流能量损失理论计算式的正确性，并获得了大量的矿井火灾基础数据。

The optimal collocated positions of secondary source with two microphones are studied and the separate of transfer function method that reduce the influence of acoustic feedback are developed based on plane wave transmission theory of sound and concept of transfer function in a duct. After, In order to identify the variation of the signals and find out individual correlation coefficient, cross correlation function analysis between primary noise signal and reference input signal is processed.

本文根据管道声场的平面波传递理论，进行第二声源与两个感测麦克风之间的位置配置研究，配合数位讯号处理的技术，发展出转移函数分离法，以消除声场回授的影响，之后，再将使用和未使用转移函数分离法的讯号个别与主要噪音源讯号做交互相关函数的运算处理，辨识讯号之间的差异，找出个别的相关性系数。

Results There were significant differences between MDS and CAA in Hb, red cell distribution width-coefficient variation, immature reticulocyte fraction, BPC, the ratio of G1 (the sum percentage of myeloblast and premyelocyte) to G2 (the sum percentage of neutrophilic myelocyte and metamy-elocyte), the ratio of E1 (the sum percentage of proerythroblast and early erythroblast) to E2 (the sum percentage of intermediate erythroblast and late erythroblast), megakaryocyte count,erythroblast PAS, neutrophil alkaline phosphatase, and serous levels of indirect bilirubin,lactose dehydrogenase, folic acid, VitBl2 and ferritin.

结果 MDS患者血红蛋白，红细胞体积分布宽度。变异系数、未成熟网织细胞比率、血小板计数、骨髓原始细胞及早幼粒细胞之和与中性中幼粒细胞及中性晚幼粒细胞之和的比值、原始红细胞及早幼红细胞之和与中幼红细胞及晚幼红细胞之和的比值、巨核细胞计数、有核红细胞糖原染色阳性率和阳性指数、中性粒细胞碱性磷酸酶染色阳性率和阳性指数、血清间接胆红素、乳酸脱氢酶、尿酸、叶酸、维生素B12(VitB12)、铁蛋白水平等常规实验室指标与CAA患者比较差异有统计学意义。

In the process of moving from single-sustenance to double- sustenance, the angel of body tends to enlarge; in the process of moving from double-sustenance to single-sustenance, the angle of body tends to decrease; when the right leg is kicking on the ice, the center of gravity is just moved to the upper point of fulcrum, which means the center of gravity is vertical to fulcrum, while the left leg starts to kick on the ice when center of gravity completely surpass fulcrum; right knife touches the front ice of the supporting foot, the left knife touches the interior and front ice; small momentum variation coefficient and good effect of momentum move show the rationality of action and abundance of

单支撑阶段向双支撑阶段过渡过程中，躯干角度有增大趋势；右双支撑阶段向单支撑阶段过渡过程中，躯干角度有下降趋势；右腿蹬冰时重心刚好前移至支点的正上方，即重心与支点相垂直，而左腿则是在重心完全超越支点后一段时间才开始的蹬冰；右刀着冰向支撑脚前方下刀，左刀着冰向内侧前方跨出；动量变异系数小，动量转移效果好，反映了动作结构的合理性和能量利用的充分性；目前世界优秀运动员各环节的动量分配比例较以前均有较大幅度的提高；环节动量变异系数遵循着大环节动量变异系数小、小环节动量变异系数大的原则是较合理的。

The calibration curve of the SM2-Kit with standard SM2 inhibitor was typical sigmoid curve fitted to the four parameter logistic equation with the linear detection of 0.625 μg/L to 80.0 μg/L (R2=0.9911), the sensitivity of 0.9 μg/L, the IC50 of 5.82 μg/L and the detection limit of 1 μg/L. The recoveries of SM2 spiked in pig feed were 83.4 %, in pig urine were 89.5 %. The precision and accuracy of the assay as determined by inter-assay and intra-assay coefficient variation was both below 15 %. The SM2-Kit generally had 2.08 % cross-reactivity towards sulfamerazine and little or no cross-reactivity towards other sulfonamides. The dilution solution of SM2 had no effect on results of SM2-Kit. The validity of SM2-Kit in 4 ℃ was above six months.

研究结果表明，SM2-Kit的标准曲线呈典型的S型，相关系数R2=0.9911，符合4参数logit曲线拟合，线性检测范围为0.625 μg/L～80 μg/L，灵敏度为0.9 μg/L，半数抑制浓度(IC50)为5.82 μg/L，检测限为1 μg/L；饲料样、猪尿样的平均添加回收率分别为83.4 %、89.5 %，平均批内和批间变异系数均低于15 %；SM2-Kit与磺胺甲基嘧啶的交叉反应率为2.08 %，与其它磺胺类药几乎没有反应性；基质对SM2-Kit的检测结果影响不大；试剂盒在4 ℃可保存6个月。

The good results were reached in the practical application. The relative error is -2.58~2.90%, the determination coefficient is 0.9737, the relative standard error is 0.50%, and the variation coefficient less than 0.8% for the analysis of water content in ammonia oximate system by NIS.

本论文利用近红外光谱技术分析己内酰胺生产过程中水体系中己内酰胺含量、苯体系中己内酰胺含量、氨肟化反应液中的水含量，经过试验，取得了较好的实际应用效果。

A competitive ELISA kit for detect ENR was developed with ENR mAb and its traits were tested.Two hybridoma lines were filtered and the best one was 4G1-B3,which secreted ENR mAb with indirect ELISA titers of 1∶1.024×10~6 in ascites.Isotype of the two mAb was IgG_1.ENR mAb had a high affinity constant with 9×10~(10)L/mol.The ENR-Kit had the linear detection range of 0.05～101.6μg/L,the sensitivity of 0.05 μg/L and a good sensitivity with an IC_(50) of 1.1μg/L to ENR,cross-reactivity to other compounds less than 0.01%.The average recoveres of ENR spiked in chicken,liver,fish and milk were 81.5%,87.6%,84.3% and 95% respectively.The coefficient variation was below 10%.

结果表明：筛选出的2株杂交瘤细胞，单抗亚类均为IgG1型，其中4G1-B3株的ENR mAb间接ELISA效价为1：1.024×106，亲和常数为9×1010L/mol；竞争ELISA试剂盒的线性检测范围为0.05~101.6μg/L、灵敏度0.05μg/L、半数抑制浓度(IC50)1.1μg/L，与其他化合物的交叉反应率均小于0.01%，鸡肉样、鸡肝样、鱼肉样和牛奶样的平均添加回收率分别为81.5%8、7.6%、84.3%和95%，不同基质添加恩诺沙星标准品做竞争ELISA对ENR-Kit检测结果影响小，试剂盒保存期6个月以上。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。