当科学家们第一次将古典克雷莫纳小提琴的木材与现代小提琴的木材进行对比分析时，他们计算了平均密度，并没有发现区别。
When scientists first analyzed the wood of vintage Cremonese violins in compared with the modern violin wood, they calculated the average density and found no difference.
Ni：指i区的平均人口密度，为了简化分析，地球表面被按照网格分成多个i区，每个区的分布假定是统一的。
Ni : Average population density in area i. To simplify the analysis, Earth’s surface is divided into a grid of squares i, and the distribution is assumed to be uniform in each.
nl网站宣传工具不仅提供了有关分析关键词密度和位置的信息，也提供了有关搜索引擎如何为页面定级的信息。
Ranks.nl Web Site Promotion Tools. Provides information on analyzing keyword density and placement and on how various search engines rank your pages.
拉曼光谱的工作原理是使用一束激光照射到原子上，然后收集并分析产生的散射光的波长和密度。
Raman spectroscopy works by shining a laser light onto a molecule and then collecting and analysing the wavelength and intensity of the resulting scattered light.
这一消息震惊了全球的信贷市场，也使得分析家们质疑迪拜——这个阿联酋人口密度第一大的城市，是否有能力还清债务。
The statement rocked credit markets around the world and prompted analysts to question whether Dubai, the most populous of the United Arab Emirates, will be able to meet its obligations.
除此之外，IBM还将为高密度计算提供热量分析，提供更多节省能源的方法。
Along with this, IBM will also provide a thermal analysis for high-density computing that provides additional options for savings.
要分辨一种物质，可以用密度测量法。而无须借助费事繁琐的化学分析法。
One way to identify a substance without resorting to fiddly chemical methods is to determine its density.
其血液样本用于进行血脂和各种脂蛋白(好的，高密度脂蛋白和坏的，低密度脂蛋白)方面的分析。
Blood samples were analyzed for triglycerides and both types of cholesterol - good, or HDL, and bad, or LDL.
该算法首先通过对边缘密度图进行投影分析进行自顶向下的粗定位，然后在此基础上利用垂直边缘的连接强度进行自底向上的精确定位。
The algorithm first makes a top-down coarse location using the projection analysis of the edge density graph and then makes a bottom-up precise location based on the vertical edge linkage intensity.
利用概率分析和随机模型的密度演化方法，导出了系统的一些新的可靠性指标和最优检测策略。
The new system reliability indices and the optimal inspection policy are obtained by using probability analysis and the density evolution method in stochastic.
通过仔细的理论分析，可以推导出如气体密度、温度和压力等各种物理参量，以及紫外辐射和电离辐射的流量。
With a careful theoretical analysis various physical parameters such as the gas density, temperature, and pressure, and the ultraviolet and ionizing radiation fluxes can be derived .
依据随机性和模糊性的基本概念，提出了当量概率密度函数的模糊可靠性分析方法。
Based on the concepts of randomness and fuzziness, a fuzzy reliability analysis method of probability density function equivalent is proposed in this article.
分析有源区内载流子和VCL光子密度的变化，揭示了增益钳制的物理机理。
Analyzing the carrier density and photon density of VCL in active region, the physical mechanism of gain clamping was revealed.
利用近50年的系统定位观测资料，分析红松果材兼用林不同林分密度与直径、树高、冠幅等主要测树因子的关系。
By using observation data over 50 years, the paper systematically analyzed the relations of different stand density with diameter, height, crown of trees and so on.
根据分析结果，以车密度为主要变量，建立了高架道路污染物浓度分布模式。
Then the distribution model of elevated road pollutant concentration was established, taking vehical density as the main variable.
本文将一种离散方法运用于索膜结构的力密度找形分析，取得了很好的效果。
A new approach of dispersion with force density method in form-finding of cable and membrane structures are presented in this paper.
它是在规定试验条件下，能够以可接受的精密度和精确度进行测定的样榀中待分析物的最小量。
It is the lowest amount of analyte in a sample that can be determined with acceptable precision and accuracy under the stated experimental conditions.
分析的准确度与精密度有何区别？我们又分别如何测量他们？
What is the difference between analytical accuracy and analytical precision and how do we measure each of these?
对于杂质的测定，一般取含一定杂质量的样品进行分析，证明此杂质测定其具有适宜的准确度和精密度。
As to test for impurity: a certain amount of the impurity may be added to the sample to testify the accuracy and precision of the method.
本文对ICP背景校正的两种方式—“在峰”校正与“脱峰”校正的分析检出限、精密度和准确度进行了讨论。
This paper discusses the detection limit, precision and accuracy of ICPAES in relation to the background correction by the "on-peak" and "off-peak" modes.
提出一种利用数学形态学进行织物密度分析的新方法。
A new method of fabric density analysis using mathematic morphology is put forward.
本文提出了一种利用数学形态学进行织物经纬密度分析的新方法。
This paper presents a new method for fabric density analysis by using the mathematical morphology.
目的：测试与分析医用干式胶片密度随温度的变化。
Objective: To test and analyze density of medical dry film varying with temperature.
在此基础上，扼要分析了现有提高存储器存储密度的思路及关键技术，给出当前国际先进水平的技术指标。
The solutions for optical mass storage system and their principles are analyzed briefly, based on which, the key technologies for the improvement of the recording density are discussed.
分析规程的精密度通常以一系列测量数值的标准差或相对标准差(变异系数)来表示。
The precision of an analytical procedure is usually expressed as the standard deviation or relative standard deviation (coefficient of variation) of a series of measurements.
应证明已知生物基质内分析物浓度的准确度和精密度可以确定。
The accuracy and precision with which known concentrations of analyte in biological matrix can be determined should be demonstrated.
结论本方法具有精密度高、分析速度快、分离效果好、回收率高等优点，具有一定的推广价值。
Conclusion This method is of high accuracy, analysis quickness, separation effective and high recollection rate, and is highly recommended.
结论本方法具有精密度高、分析速度快、分离效果好、回收率高等优点，具有一定的推广价值。
Conclusion This method is of high accuracy, analysis quickness, separation effective and high recollection rate, and is highly recommended.
应用推荐