查询词典 simulation test

The testing, answering system was developed out by the ASP.net. Two test papers were abstracted from the system by the combination of the certain proportion and binominal distribution mathematical models stragety. The two test papers were tested by 52 students through the cross design. The difficulty and discrimination of items and the reliability and validity of the test papers were worked out with Education Statistics, factor analysis, relative analysis etc.

运用ASP.net技术开发了组卷、答卷、阅卷系统，应用重点等级定额比例分配与难度等级二项分布数学模型相结合的组卷策略随机抽出2套试卷，采用交叉设计对52名预防医学本科学生进行测试，用教育测量学原理、因子分析、相关性分析等方法分析两套试卷试题的难度、区分度和试卷的信度、效度。

But I, after all, a bad test, so 2010's first goal is "to test out a good result," because we will face next term test biogeographic total.

但我毕竟考的不好，所以，2010的第一个目标是&努力考出好的成绩&因为我们下学期将面临生物地理总考。

2About the consistency between the questions, after statistics testing the point biserial correlation coefficient of each question, we find that all mathematics achievement test questions and hematics aptitude test questions both have consistency, and they are positive correlation with the point of each question, except the ninth question from mathematics aptitude test.

在试题间的一致性方面，经过每一道题目的点二系列相关系数经过统计考验后，发现「数学成就测验」全部试题，「数学性向测验」除第19题外，皆具有试题间的一致性，与每一道试题的得分皆成正相关。

Six kinds of superior Leguminosae and grasses including Sweet pea , partridge pea , Utah sweet vetch , meadow brome , yellow bluestem and cambar bluegrass are introduced from the Western and Middle parts of USA with similar climate to the Loess Plateau according to the theory of similarity of climate. The experiments are focused on adaptability, regularity of growth and development, eco-economic values, and technique and model of cultivation of the introduced plants, following the procedure of primary test, regional test and production test.

按照&气候相似论&的观点，选择与黄土高原生态条件较为接近的美国中西部地区，引进了多年生香豌豆、美丽鹧鸪豆、犹他甜苕子、牧场草、黄兰沙梗草、康巴早熟禾等6种优良水土保持草本植物，按照&初选试验—区域性试验—生产性试验&的程序，对引进植物的物候、抗性、生长发育规律、生态经济价值、栽培技术等进行系统研究。

Methods: Agar gel immunodiffusion test was conducted twice in agar gel plate with 0.1 mg/L bromophenol blue, first, agar gel immunodiffusion test was carried out with AFP-HSP70 cross-linking protein and AFP antibody, then the test was conducted again with the processed precipitation band and HSP70 antibody.

在含0.1 mg/L溴酚蓝的凝胶琼脂板上，进行2次琼脂免疫扩散实验，第1次是用AFP-HSP70交联蛋白和AFP抗体进行琼脂免疫扩散，把扩散后沉淀带处理后再次和HSP70抗体进行琼脂免疫扩散。

Methods In 28 patients of ED caused by the posterior urethral injury complicated with pelvic fracture, diagnosis and classification were carried out by means of detail history, physical examination, laboratory examination, international index of erectile function, night penile test, papaverine test, penis Doppler ultersound, dynamicavernorography, bulbocavernosus reflex and urodynamics test.

通过病史、查体、实验室检查，国际勃起功能指数，NPT、罂粟碱试验、阴茎Doppler声、动态阴茎海绵体造影、球海绵体肌反射和尿动力学检查等方法，对骨盆骨折并后尿道损伤引起的阴茎勃起功能障碍28例患者进行诊断、分类，对不同类型的ED患者进行相应治疗。

(1) In the sorption kinetics experiment, Cu2+ sorptions by Ceratophyllum demersum, Myriophyllum triphyllum and Hydrilla verticillata respectively, all reached balance within 35mins, all of the test results of sorption kinetics recommended the pseudo second-order equation and indicated that this kind of sorption was a complicated process of simultaneous actions of many reactions. The test results of thermodynamic sorption fitted with Langmuir model better than Freundlich model, and the maximum sorption quantites were 13.12, 20.12, 7.79mg/g, respectively,In the desorption test, the desorption rates of each plants were all below 1%, indicating strong sorption-holding action of these submersed mcrophytes on Cu2+.

通过上述研究，得到以下结论： 1、狐尾藻、金鱼藻、黑藻在对铜离子的吸附动力学实验中，均在35min内达到吸附平衡，分别用一级动力学方程和伪二级动力学方程拟合，结果均为用伪二级动力学方程拟合效果较好，表明该吸附为多种反应同时作用的复杂过程；在热力学实验中，三种植物的吸附曲线都能较好的用Langmuir曲线拟合，其拟合最大吸附量分别为13.12、20.12、7.79 mg/g；在解吸实验中，三种植物的解吸率都较低，说明对铜离子都有较好的吸持能力。

The curative effect of this compound Chinese herbal medicine on the control of chicken colibacillosis was studied by bacteriostatic test in vitro,artificial infection and treatment test and natural infection and treatment test.

方法根据中兽医的基本理论筛选组建中草药方剂，并通过体外抑菌、人工感染治疗和自然感染治疗试验研究该复方中草药防治鸡大肠杆菌病的疗效。

aim: to generate random sequences that can fit the anticipated probability distribution based on the thinking of mc, methods: we establish a method in the ide of visual studio by the way of linear congruential method to generate random sequences.we also test the homogeneity and independence by the chi-sqare goodness of fit test and self-correlation test.

v+\$oXb；L^7h_0 目的：基于mc法生成符合预期概率分布的随机序列，以便应用在以后的仿真系统中。方法：应用线性同余法在visual studio环境中建立随机模型模拟随机序列生成。并采用χ2拟合优度检验法和自相关检验法检验生成的随机序列的均匀性、独立性。

Methods 1. The mice were divided into control and 3 Ganodermalucidum spores oil groups (at low, moderate and high doses), orally given forconsecutive 30 days. The body, spleen, thymus weight were observed, study on theeffect of the drug on the cellular immune function by proliferation and transformationof spleen lymphocytes test; study on the effect of the drug on the humoral immunefunction of mice by serum erythrocytolysin test; study on the effect of the drug on themononuclear macrophage function by carbon clearance and neutral red test.

实验方法 1设玉米油对照组和低、中、高三个灵芝孢子油剂量组，连续灌胃30天后观察小鼠体重、胸腺、脾脏重量指数；采用吞噬中性红和碳廓清实验测定对小鼠单核-巨噬细胞功能的影响；血清溶血素实验测定对小鼠体液免疫功能的影响；ConA诱导脾淋巴细胞转化实验测定对小鼠细胞免疫功能的影响；MTT法测定对小鼠NK细胞杀伤活性、脾细胞产生TNF-α和IL-2含量的影响。

"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。