If we wish to avoid the inaccuracies caused by the size of the sample, we need to use the t distribution.
为了避免因样本容量大小而造成的误差，我们必须使用t分布。
Nerves and so on many amines have handed over the archery target distribution and count the t. then initiation related illness.
多已胺等神经递质的分布及数t。进而引发相关病症。
This research used nine turf-bed compositions to analyze the biomass and root distribution characteristics of Bermuda T-419, a commonly used sports turf in the tropics and subtropics.
本试验采用9种不同的坪床配比，对热带亚热带运动场常用品种百慕大T-419的生物量和根系分布特征进行了研究。
The purpose of this paper is to find the applying region of the t test, i. e. the necessary and sufficient conditions for a two dimension variable forms a test, which possesses at distribution.
本文的目的是研究t检验的适用范围，给出了二维随机向量构成服从t分布统计量的充要条件。
The included file, Distribution.php, contains methods that generate sampling-distribution statistics for several commonly used sampling distributions (Student t, Fisher f, Chi Square).
所包含的文件Distribution . php包含了为几个常用的抽样分布(t分布、f分布和X平方分布)生成抽样分布统计信息的方法。
The calculating method given in this paper USES only the second order distribution of the random process, not involving the simultaneous distribution of X (t) and X (t).
本文介绍的一种计算方法只用到随机过程的二阶分布而不涉及(t)与x (t)的联合分布。
The distribution of time intervals (T) between large earthquakes is usually considered as an irregular or even stochastic phenomenon.
大地震发生时间间隔（T）的分布通常被认为是很不规则的，甚至是随机的。
Considering the effect of distribution of amplitude vs time t, we reconsider the problem of transition of a two-level atoms which interacts with optic field.
考虑到光场的振幅随时间分布的影响时，我们重新研究了光场与二能级原子相互作用的跃迁几率问题。
The distribution of the kiss defects on diffusion welded interfaces could be obtained by T-scan imaging.
采用T扫描方法可以得到扩散焊接界面的紧贴型缺陷分布。
Results:The genotype and allele distribution of HL-514C/T polymorphism were significantly different between the whole CHD group and control group(P<0.05).
结果：冠心病组HL–514C/T位点基因型和等位基因的分布与对照组相比，差异有统计学意义（P<0.05）。
Conclusion: the distribution of T-lymphocyte changes in regenerated spleen and is benefit to inhibit the PAIgG.
结论：再生脾组织T淋巴细胞亚群分布发生改变，对防止自身血小板抗体的产生有益。
The distribution and determinants of very low circulating troponin t levels, as well as their association with cardiovascular events, in such patients are unknown.
此类患者血液中低肌钙蛋白t水平的分布和决定因素及其与心血管事件的关系尚未可知。
Set the alarm value with "t" distribution method.
并利用T分布法设置警戒值。
The distribution, growth season, biological characters and cultivation methods of t.
本文综述了松口蘑的分布、发生季节、生物学特性及栽培方法等。
Objective to observe the pathology of AIDS-related lymphadenopathy and its relationship to the expression and distribution of CD4 + CD25 + regulatory t cells in lymphoid node tissue.
目的探讨艾滋病患者淋巴结组织中CD 4 + CD 25 +调节性T细胞的表达、分布及其与病理改变的相关性。
One was the chronology and distribution of t bracelet unearthed in this area, the other was the social meaning reflected from some special ornaments.
另外，本文附带讨论了在西南夷地区作为手镯使用的T形环的时代及其分布，以及某些特定的装饰品所具有的社会涵义。
The fracture systems of oil field t in Jianghan Basin are evaluated by the method to obtain some basic cognizances of fracture distribution and gaining hydrocarbon compounds in the fracture systems.
并应用该方法对江汉盆地T油田的裂缝组系进行了评价，获得了裂缝可能的分布规律及裂缝组系对捕获烃类的有效性等基本认识。
There was an overlap in distribution of tumor volume in adjacent t staging.
相邻t分期中肿瘤体积分布具有重叠情况。
The distribution of these positive cells reflected the differentiation of t cells in the human fetal thymus.
该阳性细胞在胎儿胸腺中的分布反映了T细胞的分化。
Changes of the ability of t lymphocyte colony formation and distribution of t lymphocyte subset of peripheral blood in 50 patients with malignant tumor was investigated.
本文报道50例癌肿患者外用血t淋巴细胞集落形成能力和T淋巴细胞亚群分布的改变。
The test results show that by controlling the T-junction and riser tube's resistance coefficients, the unbalanced riser flow distribution has been achieved.
试验结果表明，控制三通及各上升管的局部阻力系数，可以实现上升管流量不均匀分配。
The results show that EGARCH is the best model for forecasting long-term volatility. Furthermore, using EGARCH with the Student t-distribution gives better results than with a normal distribution.
实证分析结果表明：EGARCH模型比较适合对我国股票市场波动性作长期预测，若假设收益序列服从t分布，由此改进的EGARCH-T模型会得到比正态分布下更好的拟合与预测效果。
The results indicated that the distribution of spot and rot are all "T" shape, there is no relation of spot and rot. To identify material's resistance to low calcium should base on these two symptoms.
结果表明心叶在离体条件下斑点和枯边均呈正态分布，并且二者的发生无相关性，材料抗性的评价应综合斑点和枯边两个症状。
Basing on the computations of modal flexibility and energy distribution, the dynamical weakest part of this machine — Wheel head system is found. T...
通过模态柔度和能量分布计算确定了机床的动态薄弱环节——砂轮架系统，这与激振试验的结论是一致的。
The distribution of the kiss defects on diffusion welded interfaces could be obtained by T-scan imagi...
采用T扫描方法可以得到扩散焊接界面的紧贴型缺陷分布。
Extreme type I isn′t equal to be probability distribution of cohesion and internal friction angle of clinosol and residual cohesive soil surrounding rock.
极值I型分布不适宜作为坡残积黏土质围岩黏聚力、内摩擦角的概率分布；
Steel Co. The results show that the trapeziumtundish is better than the T shaped tundish both on temperature distribution of…
结果表明，不论在钢液的温度分布还是夹杂物去方面，梯形中间包的效果均优于T形中间包。
Different t P systems controlled the formation and distribution of oil reservoirs in different sags.
不同的温度—压力系统使得油气藏在各凹陷的形成与分布特征也不同。
Conclusion: in patients with chronic obstructive pulmonary disease, the malnutrition affects the distribution of t lymphocyte subsets, resulting in decreased immune function.
结论：慢性阻塞性肺疾病患者营养不良影响T淋巴细胞亚群的分布，导致机体免疫功能下降。
Conclusion: in patients with chronic obstructive pulmonary disease, the malnutrition affects the distribution of t lymphocyte subsets, resulting in decreased immune function.
结论：慢性阻塞性肺疾病患者营养不良影响T淋巴细胞亚群的分布，导致机体免疫功能下降。
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