1)precision[英][pr?'s??n][美][pr?'s???n]精密度
1.Dicussion on the total precision of 0.05A~2 in coal sample preparation and analysis;对于制样和分析总精密度0.05A~2的讨论
2.Discussion on improving the precision of determination in coal quality;提高煤质检测精密度的方法探讨
3.Discussion on the precision of sampling for commerical coal in GB475-1996;GB475-1996中商品煤采样精密度规定的探讨
英文短句/例句
1.he handled it with the preciseness of an automaton; note the meticulous precision of his measurements.这种仪器的精密度很高。
2.precision of simple random sampling简单随机抽样精密度
3.The within-run precision of QCs was characterized by RSD of 4 2% to 6 6%.批内精密度为 4 2 % - 6 6 % ;
4.The within-run coefficien of variation(CV) was 2.2%-3.0%,the between-run CV was 4.0%-5.9%.日内不精密度为2.2%~3.0%,日间不精密度为4.0%~5.9%;
5.Use electric system for printing unit, either separation or combination, easy for clean up, maintenance and economic efficiency.精密电动微调结构,提高印刷品质与精密度。
6.The improvement of precision and accuracy of the determination of gold in copper concentrates提高铜精矿中金测定的精密度和准确度
7.accuracy(trueness and precision) of measurement methods and results-part 3:intermediate measures of the precision of a standard measurement method测量方法和测量结果的精确性(精度和精密度)-第3部分;标准测量方法的精密度的间歇性测量
8.Precision gear shaping machines-Testing of the accuracyGB/T9059-1988精密插齿机精度
9.ultrascan laser densitometer超精度扫描激光密度计
10.accurate rapid dense method高速度高密度精密压铸法
11.Using precisely graduator of cam,hypo-mood position fixing accurately.采用精密凸轮分度器,下模定位精确。
12.EVALUATION OF PRECISE POINT POSITIONING WITH UofC MODEL基于UofC模型的精密单点定位精度分析
13.Relations of the Density,Vitality and Morphology of Sperm精子形态与精子密度、活力关系研究
14.Design and accuracy for POGO stick with three-axis一种精密三坐标POGO柱设计与精度研究
15.The influences of GPS ephemerises accuracy to the precise point positioningGPS星历精度对精密单点定位的影响
16.Atmospheric Density Model in the High-precision Autonomous Orbit Determination of Satellites;卫星高精度自主定轨中大气密度模型
17.Development and Preliminary Application of High Precision Nuclear Densimeter高精度核子密度计的研制与初步应用
18.Effect of the Node Density of Contour on the Accuracy of DEM等高线节点密度对DEM精度的影响
相关短句/例句
accuracy[英]['?kj?r?si][美]['?kj?r?s?]精密度
1.The accuracy and systematic uncertainty of NH_3-N results comparing the photometry method and quick analyzing method;快速凯氏定氮仪与纳氏试剂光度法测定NH_3-N的精密度及总不确定度比较
2.It also points out it is easy and feasible to adopt advanced method more than standard method,and improves the accuracy and precision of supervision,which suits the daily supervision .为了准确检测出微污染水源水中挥发酚的含量,提出了一种检测低浓度挥发酚的方法,介绍了其实验原理、实验仪器和药剂、水样处理及其测定方法,指出采用改进的方法比采用国标的方法更简单易行,提高了监测的准确度和精密度,适用于大批量生活饮用水的日常监测。
3.The value of XR1 was affected mainly by the ion composition, total ion concentration (C+A) (cations + anions) and the accuracy of monitoring.当(C+A)<50μeq/L时,总离子浓度越小,实验的精密度越差,离子浓度的精密度(ai)值越大。
3)degree of precision精密度
1.Research of the effect on degree of precision for flutuating of hydrogen buring of AFS-2201 atomic fluorescent photometer;AFS-2201原子荧光光度计氢焰波动对精密度影响研究
2.To counter the technologic characteristics of COD colorimetric methods, the paper summarizes the problems and experiments during the normal application of COD colorimetric methods and tell us how to how to improve degree of precision and accuracy rate of COD colorimetric methods.针对COD比色法测试的技术特点,通过总结日常分析、验收考核中存在的经验和问题,给出了如何提高COD测试仪测量精密度、准确度的方法和仪器质量的核查方法。
4)density accuracy密度精度
5)precision[英][pr?'s??n][美][pr?'s???n]精度;精密的
6)sperm concentration精子密度
1.Relationship of virus infect and sperm concentration,motility and morphology in male infertility;男性不育患者病毒感染状况与精子密度、活率、形态的关系
2.Comparason on effect of 5mL maxi-straws with different sperm concentration;不同精子密度冷冻猪5mL细管精液效果比较
3.Study on relations of seminal plasma Zinc concentration and sperm concentration,morphology and motility;不育男性精浆锌与精子密度、形态及运动性关系探讨
延伸阅读
精密度分子式:CAS号:性质:是指多次重复测定同一量时各测定值之间彼此相符合的程度。表征测定过程中随机误差的大小。好的精密度是保证获得良好准确度的先决条件,一般说来,测量精密度不好,就不可能有良好的准确度。反之,测量精密度好,准确度不一定好,这种情况表明测定中随机误差小,但系统误差较大。精密度通常以算术平均差、极差、标准差或方差来量度。精密度同被测定的量值大小和浓度有关。因此,在报告精密度时,应该指明获得该精密度的被测定的量值大小和浓度。