( statistics) the entire aggregation of items from which samples can be drawn. (统计学)可以从中提取样本的条目的总数。
For example, one may need to generate samples drawn from a normally distributed population or may need to compute the standard deviation of a large data set or plot a histogram. 例如,可能需要自常态分配数量之产生样本或需要计算大量资料的标准差或绘制直方图。
The quantity of samples drawn for test shall not be larger than that is reasonably needed, and no fees may be charged from the inspected. 检验抽取样品的数量不得超过检验的合理需要,并不得向被检查人收取检验费用。
Although individuals of Beijing Normal University were from many different parts of china, this set of samples was not drawn to be representative of all Han Chinese people. 尽管北京师范大学的人群来自中国各地,这组样品并非作为所有汉族人代表所抽取。
The researchers are now testing the biomarker panel in1,700 samples drawn from prostate cancer patients, cancer-free controls, and patients with other cancers or with other prostate diseases. 研究者现在正在1700份样品中测试了生物标记物模块,样品来自前列腺癌症患者、对照用非癌症患者以及患有其他癌症或其他前列腺疾病的患者。
The blood samples were drawn before and after hemoperfusion for tetanospasmin measurement by SABC-ELISA, which was originally set up in this study. 采用本研究建立的SABC-ELISA法检测炭肾灌洗前后血液中破伤风毒素的含量变化。
Objective To compare the glucose content in the blood samples drawn from finger tip and that from the vein of the arm. 目的探讨手指血与静脉血中葡萄糖浓度的关系。
The fast-food samples were randomly drawn form 3 fast-food restaurants and the 24 samples were weighted and analyzed with the SY-2 nutrition software. 随机抽取3家快餐店24种快餐样品称量获得数据,用SY-2营养软件处理分析。
Methods: The peripheral blood samples, drawn respectively from 131 patients suffering from Herpes Zoster before and after treatment, are analyzed in KX-21 Blood Analysis Gauge. 方法:对131例带状疱疹治疗前后采患者末梢血,用KX-21血球分析仪进行血象分析。
The samples are chosen from the photos gotten in the investigation, and are made in questionnaires according to SD. Through the factor analysis of the data from questionnaires, the assessment curve of the samples is drawn, and space coordinates is concluded. 从调查到的照片中选取样本,以SD法制定调查问卷,根据问卷所反馈的数据,运用因子分析,得出各样本的评价曲线及空间认知模式。
After basic anesthesia, venous blood samples were drawn from upper limbs. 基础麻醉后,于患儿上肢采集静脉血样。
Biochemical tests and organoleptic evaluation were conducted on the samples drawn periodically during 14 days. 在14d贮期中,定期抽样进行感官评定和生化检测。
Blood samples were drawn at 4h when the dialyzer was at first use. 在透析器首次使用4h后采集血样。
Methods 30 blood samples were drawn from 6 volunteers at fasting state and at 30, 60, 120 and 180 min after oral administration of glucose by using both routine venipuncture method and puncture trocar indwelling in veins. GOTT measurements using glucose oxidase were compared. 方法采用自身对照法,对6名志愿者同时用常规静脉穿刺采血法和静脉留置套管针采血,分别抽取空腹及口服葡萄糖后30,60120180min时静脉血各30份,用葡萄糖氧化酶法检测血糖值。
The retractive stress, strain-stress and dynamic mechanical properties have been measured for the isotactic polypropylene ( iPP) samples as drawn and annealed. With increasing temperature, the retractive stress increases, goes through a maximum and then decreases rapidly. 本工作对室温拉伸的等规聚丙烯(iPP)及其退火样品进行了收缩应力、应力应变及动态力学性能测量,得到了在温度升高和降低过程中收缩应力的变化。
During the operation, the strategy of modified pH-stat combined with alpha-stat was employed, and blood gas samples were drawn from membrane oxygenator as well as from jugular venous bulb. 术中采用改良pH+α稳态血气管理,经氧合器及颈静脉球取血进行血气分析。
Fasting venous samples were drawn in the morning, blood viscosity was detected with automatic blood viscosity meter; The levels of total cholesterol, fibrinogen and triglyceride in venous blood were detected with the automatic biochemistry analyzer; 早上空腹抽取静脉血,血黏度检测采用自动血液黏度仪,静脉血胆固醇、纤维蛋白原、三酰甘油水平检测采用全自动生化分析仪分析。
Blood samples were drawn from the coronary sinus immediately before and 4 h and 24 h after PTCA. Levels of plasma endothelin 1 ( ET-1), angiotensin ( ANG) ⅱ, von Willebrand factor ( vWF), and thrombomodulin ( TM) were measured. 于PTCA术前及术后即刻,术后4h和24h从冠状窦取血,分别测定内皮素1(ET1),血管紧张素Ⅱ(ANGⅡ)及vW因子(vWF)。
DATA EXTRACTION: From the selected 120 documents by means of screening method, 21 documents published in more authoritative journals in recent years and with more strictness in research and design and more samples in clinical research were drawn out for reviews. 资料提炼:从筛选到的120篇文献中,选择研究设计较严密、临床研究样本较大的文献,重复的资料以近年发表在较权威杂志者优先,共纳入21篇文献进行综述。
At the seventh day, peripheral and portal venous blood samples were drawn for liver function tests and insulin and glucagon radioimmunoassay, and livers were resected for lipid content determination and histology. 实验7天后测体重、肝功能、门静脉胰岛素、胰高血糖素、肝重、肝内脂肪和肝组织学检查。
Blood samples were drawn every hour during each course for determining plasma total ascorbic acid ( TAA), ratio of dehydroascorbic acid ( DHAA) to TAA ( DHAA/ TAA), vitamin E ( Vit E), malondialdehyde ( MDA) in both plasma and erythrocytes. 每小时取血标本测定血浆总抗坏血酸(TAA)、脱氢型抗坏血酸/总抗坏血酸(DHAA/TAA)、维生素E(VitE)、血浆与红细胞丙二醛(MDA)。
Maternal and umbilical blood samples were drawn during delivery, and the concentration of superoxide enzyme ( SOD) and Lipid peroxidate produce ( LPO) were determined. 分别于分娩时抽取母血和脐血,检测超氧化物歧化酶(SOD)和脂质过氧化物(LPO)浓度。
The key idea of MCL is to represent the belief by a set of samples, drawn according to the posterior distribution. 其关键点是用采样点集来描述机器人位姿的后验分布。
Methods The study samples were drawn in 20 middle schools among students 'parents of through cluster sampling method. 方法对象为北京市20所中学学生家长的整群抽样样本。
The mice were administered LBP ( ig) for 7 days. Blood samples were drawn after normobaric hypoxia and were studied utilizing blood gas analysis. 小鼠连续灌胃枸杞多糖(LBP)7d,密闭缺氧后采集血样进行血气分析。
We study the angular momentum profile both for dark matter and for gas within virial-ized halos, using statistical samples drawn from different sets of high-resolution cosmological simulations. 利用高精度宇宙学数值模拟数据,我们分别对不同暗物质模型下暗晕的角动量分布和LCDM模型下暗晕中暗物质和气体的角动量分布做了具体的分析研究。
The second day after the experiment, blood samples were drawn from orbit, kill the nude mice, cut and weigh the tumors and examine them. 3. 实验结束后第二天,眼眶取血,处死裸鼠,剥除瘤体称重,并做检测。