极差

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

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 .

我的拼写能力极差。

I am an absolutely appalling speller .

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 .

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 .

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 .

这个城镇治安极差。

There is no peace and order in this town .

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 )

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 .

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 .

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 ) .

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 .

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 .

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 .

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 .

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 ;

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.

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 .

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 .

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 .

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 ;

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 .

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 .

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 .

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 .

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 .

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 .

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 .

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 .

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 .