查询词典 hypothesis test

The electronic heating evaporator in the high-side gravity recirculation system in ANSI/ASHRAE 64-2500 standard is replaced by a new type plate evaporator which is more effcient and energy-saving, because the cold water outlet from the evaporator that is used to heat the cryogen can be used once again to cool the air in the air inlet trunk; an air processing unit is designed in the lab design, so to imitate all kinds of weather in each season in every location of China at any time the test is being made; the data selection system can send all the data in the test to the computer at one time, and to reduce the cost of the test some data which is more stable are read manually through traditional meters if this can not sacrifice the precision of the test.

本文的设计中用效率更高的新型板式换热器代替了原ANSFASHRAE 64——2500标准中压缩驱动循环系统中的电加热蒸发器，加热冷剂后得到的低温淡水还可以用于冷却进气通道中的空气，不仅提高了效率，而且更加节能；实验室方案中增加了空气处理系统，可以实现随时对全国各地各季节的空气状态进行模拟，方便实验的进行；采用数据采集系统将数据整体采集到电脑中方便数据处理，而且对于变化频率不高相对较为稳定的数据采取传统仪表进行人工读数，在保证测试结果准确性的前提下降低了成本。

In light of grading analysis test by densimeter method , this paper analyzes and compares the operative method and criterion of test in "The code of soil test" and "The criterion of soil test method" with improved testing operative method, and summarizes a more perfect, effective and accurate testing method, which to offer a reference for soil tester.

针对密度计法颗粒分析试验，对《规程》和《标准》中的试验操作方法和标准与改进的试验操作方法进行了对比分析，总结出一种更为完善、有效、准确的试验方法，供广大土工试验人员参考和采用。

Subsequently, in August 1949 the former Soviet Union also conducted an atomic test in October years .1952 3, United Kingdom, in February 1960, France, October 16, 1964 China has conducted an atomic test, breaking the U.S. nuclear attack off .1950 10 31, the United States conducted in liquid deuterium to hydrogen fuel for the heat theory test, but a nuclear device is very bulky and can not be used as weapons .1953-year in August, the former Soviet Union conducted in order to solid-state lithium deuteride -6 for the hot nuclear fuel hydrogen bomb test, so that practical hydrogen bomb is possible.

随后，1949年8月原苏联也进行了原子弹试验。1952年10月3日英国、1960年2月法国、1964年10月16日中国先后进行了原子弹试验，打破了美国的核袭断。1950年10月31日，美国进行了以液态氘为热核燃料的氢弹原理试验，但核装置非常笨重不能用作武器。1953年8月，原苏联进行了以固态氘化锂－6为热核燃料的氢弹试验，使氢弹的实用成为可能。

This paper presents and discusses some generating principles and methods of the test graph on the system level fault diagnosis about random test graph,limit t fault diagnosable test graph, t fault diagnosable test graph and so on.

提出并研究了系统级故障诊断测试图中任意测试图、受限t可诊断系统测试图和t可诊断系统测试图的生成原理及方法，还给出了一个典型测试图的生成实例。

Based on the in-situ drilling test, pressuremeter test, dilatometer test and laboratory test, the mechanical properties of silt are studied.

结合现场钻探取样、旁压试验、扁铲试验和室内试验，综合研究黄河三角洲粉土的原位力学特性。

On the basis, further isolated-living condition and moderate unpredictable stress are applied successively to set up PSD rat model . The neurological functional recovery of stroke rat is assessed by Longa 5 grades and horizontal bar test.Sucrose solution consumption test, open-field test and passive avoid test are used to estimate the change of interest, the level of spontaneous motor activities and investigative behavior of PSD rat model.Fluorophotometry is applied to detect the monoamine neurotransmitters(NE,5-HT and DA) of the double frontal-parietal cortexes and brain stem. Investigating the action of YuLeShu on the neurological functional recovery of stroke rat.

运用Longa5法和水平木棒法评定卒中大鼠神经功能恢复；运用糖水实验、敞箱实验、被动躲避实验评定PSD大鼠的兴趣感变化和自发活动、探究行为等抑郁行为学改变；采用荧光分光度法测定双侧额顶皮层及脑干的单胺递质：去甲肾上腺素(Norepinephrine，NE)、5-羟色胺(5-Hydroxytryptamine，5-HT)、多巴胺(Dopamine，DA)含量。

Subsequently, we carried through safty test, immunogenic test, efficacity test and preservation test of the vaccine.

成功地克隆、测序了猪细小病毒NS〓基因，并成功地实现了NS〓基因的体外表达。

On the aspect of functional testing, this paper represents the concept of functional testing and focuses on the functional test suite design. Based on the in-depth study of GSM-R network E-interface services and considering the completeness and redundancy of the test suite, equivalence class method is used to design the test suite, and then an analysis of its inadequate is conducted and a new design method is proposed .The two methods are compared and a suggestion on how to design a GSM-R network interoperability test suite is given.

功能性测试方面，本文阐述了功能性测试的概念，重点研究了功能性测试集的设计方法；在深入研究分析GSM-R网络E接口业务的基础上，分别考虑了测试集的完备性和冗余性，首先使用等价类划分方法设计了E接口的测试集，然后对其不足进行了分析，并提出了一种新的设计方法，最后对两种设计方法进行了对比分析，对如何设计GSM-R网络互联互通测试集提出了建议。

CAS is currently rely mainly on the diagnosis of coronary provocation test, including acetylcholine and ergonovine test pilot, domestic scholars have found in 201Tl SPECT myocardial perfusion imaging in the cardiac stress test was reverse redistribution is CAS One of the characteristics of patients, if the combination of exercise electrocardiography test negative as well as the rest of the clinical features of chest pain, diagnosis of coronary artery spasm highest sensitivity and can be made respectively 98% and 90% respectively.

目前诊断CAS主要依靠冠状动脉内激发试验，包括乙酰胆碱试验与麦角新碱试验，国内学者发现在201TlSPECT心肌灌注显像心脏负荷试验中呈反向再分布现象是CAS患者的特点之一，若结合运动心电图试验阴性以及静息性胸痛的临床特点，诊断冠冠状动脉痉挛的灵敏度以及特意度分别可以达到98％和90％。

The vitro methods include autoagglutination test,calcium dependency test,pyrazinamidase test,salicin fermentation,esculin hydrolysis,Congo red colony test and virulence plasmid.

体外法包括自凝试验、依钙试验、吡嗪酰胺酶试验、水杨苷发酵、七叶苷水解、刚果红菌落试验和毒力质粒。

Finally it offers the analysis of the fault-tolerance system as well as its test verification.

这样，运行于空间环境中的系统的设计目标就是在保证系统实时性

However, it is still difficult to find out the real reason of the increase of the keratinized gingiva during the orthodontic extrusion whether it is due to the proliferation of the gingival tissue or to its elastic nature, that is because the proliferation of the fibroblasts as well as the connective tissue changes in volume and the intra-fibers spaces were all immeasurable in most of the studies.

然而，仍然难以找到真正的原因增加的角化牙龈在正畸挤压它是否是由于扩散的牙龈组织或其弹性性质，这是因为增殖的成纤维细胞以及作为结缔组织的变化量和内部纤维空格都是不可估量的，大多数的研究。