极差

jí chā
  • range
极差极差
极差[jí chā]
  1. 采用移动极差统计合并技术来监控ICP-AES测量系统的不确定度

    Uncertainty in-Statistical-Monitor for ICP-AES Measurement System by Using Moving Range Pooled

  2. 结果:发现Bo-N-Me均数非常接近60°,且具有最小的标准差和极差。

    Results : Angle Bo-N-Me was about 60 degree and had the least standard deviation and range .

  3. 我的拼写能力极差。

    I am an absolutely appalling speller .

  4. 学生只有表现极差时,老师才会批评他们。

    It takes a pretty bad level of performance before the teachers will criticize the students .

  5. 她丈夫脾气极差,一生气就殴打她。

    Her husband has a terrible temper and lashes out at her when he 's angry .

  6. 他是个自以为是的家伙,说话尖酸又爱挑衅,有时会给人留下极差的印象。

    He 's full of himself , sharp and aggressive and sometimes he comes over badly .

  7. 这个城镇治安极差。

    There is no peace and order in this town .

  8. 他那本极差的书里最令人讨厌的章节(b康纳克鲁斯奥布赖恩)

    In the most abominable passage of his ghastly little book ( bConor Cruise O'Brien )

  9. 介绍了一种基于J2EE环境的在Web页面上实现统计过程控制(StatisticalProcessControl,SPC)图形工具集的方法,并以其中的一种&均值-极差控制图((?)

    This article introduces a way of implementing J2EE-based Statistical Process Control ( SPC ) chart tools on Web pages .

  10. 这些特性导致原有TCP在无线网络环境中暴露出许多问题,在无线网中的性能表现极差。

    Those characteristics make TCP expose many problems and poor performance in wireless network environment .

  11. 目的原发性肝癌(Hepatocellularcarcinoma,HCC)晚期阶段的治疗十分困难且预后极差,本研究旨在探讨全身性化学生物治疗对晚期HCC的疗效。

    Objective To evaluate the therapeutic efficacy of systemic chemo-biotherapy for advanced hepatocellular carcinoma ( HCC ) .

  12. 用正交试验和极差分析法优化SiCp增强铝基复合材料热处理工艺参数。

    The heat treatment parameters for SiC_p reinforced aluminum alloy composites are optimized by means of orthogonal experiment and extremum difference analysis .

  13. 发现Ni3Al-0.2B耐熔盐热腐蚀能力极差,硫化-氧化是腐蚀破坏的主要原因。

    The hot corrosion resistance of Ni_3Al-0.2B is quite bad , and the sulphidation-oxidation is responsible for corrosion damage .

  14. 由极差R的大小得出各因素对大棚番茄灰霉病的防治效果影响大小依次是:施药次数>每次施药量>施药间隔期。

    According to the figure of range R , the order of factors on control efficacy was application times > application amount > application intervals .

  15. 在pH值为5的条件下,菌株几乎停止生长,除磷效果极差;最适pH值为中性。

    The growth of strains had almost ceased and phosphorus removal performance deteriorated under the condition of pH 5 , and the optimal pH was neutral .

  16. 对数据进行极差分析、方差分析,找出工作参数(θ和n)对分选结果的影响;

    Carry on the analysis of variance to the result , the impact on sorting result of the working parameter ( 0 and n ) can be found out ;

  17. 锥栗中维生素C的降解速率与维生素C的浓度成正比,求得降解速率系数k,对其进行非线性拟合,并用极差分析法和方差分析法进行分析研究。

    The degradation rate coefficients k was obtained with nonline fitting . The method of range analysis and variance analysis was to analyze the degradation rate coefficients k of vitamin C.

  18. 转移性MM更是对所有的治疗策略都存在耐受,预后极差,5年生存率低,对人类造成了极大的危害。

    Metastatic melanoma has a very poor prognosis and 5-year survival rate of less than 5 % , because of being largely refractory to existing therapies .

  19. 纯铝酸钙水泥作为结合剂用于MgO质浇注料时,浇注料的抗渣渗透性能极差。

    The properties of slag infiltration resistance of MgO based castable became very bad when calcium aluminate cement was used as binder .

  20. 目的肝癌(HCC)是全球最常见的恶性肿瘤之一,其特征是生长快、预后极差。

    Objective Hepatocellular carcinoma ( HCC ) is a common hepatic malignancy worldwide . Its nature of rapid growth results in a grave prognosis .

  21. 通过极差、方差分析,阐明本试验中的水溶性成分(B)和低芥酸精炼菜籽油(A)对试验结果的影响都极为显著,是主要因素;

    The range and variance analysis results indicated that the water-soluble component ( B ) and low-sinapic-acid refined colza oil ( A ) had very significant effects on the test results and so were primary factors ;

  22. 遗憾的是,经过三天的密集使用,我们同事对TD-SCDMA服务的评价极差。

    Unfortunately , after three days of intensive use , our FT colleagues ' verdicts on the TD-SCDMA service were damning .

  23. 不同种质类型的稻米RVA谱特征分化现象比较明显,例如粳、糯、籼稻不同种质问消减值的极差变幅分别达3368cp、4017cp、2439cp。

    The different idioplasm type paddy rice RVA profile characteristic differentiation phenomenon is more obvious .

  24. 例如,有的年份GDP增长速度高达15%(1984年、1992年),而有的年份却低至不足4%(1990年),极差超过11个百分点。

    For instance , the GDP growth rate reached 15 % in 1984 and 1992 , while it plummeted to 4 % in 1990 . The gap exceeds 11 percentage points .

  25. 当JVM的Java堆被换出时,垃圾收集器的性能将变得极差,甚至会造成应用程序挂起。

    When a JVM 's Java heap is swapped out , the garbage collector 's performance becomes extremely poor , to the extent that the application may appear to hang .

  26. 采用正交试验和极差、方差分析法,研究了Si、Mn、B对球铁的硬度、冲击韧性的影响。

    The influence on hardness and impact toughness of ductile irons was studied by elements Si , Mn and B , using the method of orthogonal experiment , and analysis of range and variance .

  27. 中枢神经系统(CNS)损伤后神经功能的恢复极为困难,主要原因是因为脑内神经元的再生能力极差。

    It is very difficult to cure the impairment of central nerve system ( CNS ), because the neuron regeneration ability of brain is poor .

  28. 正交试验极差分析得出影响产物取代度的各因素的主次顺序是:底物质量分数pH反应温度反应时间。

    Range analysis of orthogonal experiments showed that the sequence of the factors affecting the degree of substitution of the product was as follows : mass fraction of substrate pH reaction temperature reaction time . 4 .

  29. 当w(WC)大于50%时,WC的加入使喷熔工艺性能变得极差,喷熔层的硬度和耐低应力磨粒磨损性能降低。

    When WC content is more then 50 % , spray-fusing technological property becomes worse , hardness of sprayed coating and low-stress abrasive particle wear resistance are weaken .

  30. 结论ADC是AIDS患者最常见的神经系统并发症,常发生在AIDS的进展期。ADC通常伴有空泡性脊髓病,预后极差。

    Conclusions ADC is the most common neurological complication of the AIDS patients and it might occurs in the advanced stage , and usually shown with vacuolar myelopathy and poor prognosis .