mass fraction是什么意思

网络释义

用法例句

The influences of PU mass fraction and the time of repose on the moisture vapor permeability of PU thin membranes were studied.

主要采用湿法成膜方式研制聚氨酯微孔膜,并对其透湿情况进行测试,研究了聚氨酯质量分数和静置时间长短对薄膜透湿量的影响。

In order to reasonably and efficiently develop and utilize almond gels,the law for the changes of texture properties in different mass fractions of almond gels was studied by using TA-XT2i texture analyzer.

为了合理高效开发利用扁桃胶,利用TA-XT 2 i质构仪研究了不同质量分数的扁桃凝胶质构特性的变化规律。

Proceeding from the concepts and definitions of the activities of components in metallurgical melts and their standard states, the discrepancies about applying the mass fraction and mass percent concentration to metallurgy were analyzed and discussed.

从冶金熔体中组元的活度及其标准态的概念和定义出发,分析和讨论了在冶金领域应用质量分数和质量百分浓度的差异。

Research on fluorine concentration in coals from Guizhou province by pyrohydrolytic-ion chromatograpy;

用高温水解-离子色谱法研究贵州煤中氟质量分数

Experiment and numerical simulation on chloride concentration cumulating in concrete affected by reinforcement

钢筋影响下混凝土中氯离子质量分数累积研究

Using compressed air foam system and drainage apparatus,the drainage process of compressed air foam with typical protein based class A agent was studied under the concentration range of 0.

利用压缩空气泡沫灭火系统和析液装置,对典型的蛋白型A类泡沫灭火剂在压缩空气泡沫产生方式下的泡沫析液(泡沫溶液的质量分数取0。

So,the method for testing the content of wax in jadeite jade is quite important.

因此,测定翡翠中蜡的质量分数成为了其鉴定的重点。

During the process of precious metal content tested by using the X-ray fluorescence spectrometry,the measurement system is based on the standard curve and the results are given directly by the equipment,which could be equivalent to the direct measurement.

在运用X射线荧光光谱法检测贵金属质量分数的过程中,测量系统以标准曲线法为基础,测量仪器直接给出测量结果,故可将该测量方法等同于直接测量。

Influence of dyeing and printing conditions on the nitrogen content of the bean protein fibers;

染整工艺条件对大豆蛋白纤维氮质量分数的影响

The relation between the performance of hot rolled plate and the nitrogen content in the steel are discussed.

讨论了热轧板性能与钢中氮的关系;指出了钢中氮质量分数的减少可降低热轧板屈服强度,且满足供冷轧基料的要求。

Through the testing of the electric batch annealing process for quality carbon steel 45, the influence of deformation amount and carbon mass fraction on performance was fund, annealing of spheroidizing and recrystallizing was realized simultaneously.

通过对优质碳素钢45钢在电热罩式退火炉球化退火工艺的试验,找出变形量与碳质量分数对性能的交互影响作用,实现球化退火和再结晶退火合二为一,降低工序成本,提高生产率,更好地满足用户需求。

Quantitative determination of iminodibenzyl by ~1HNMR

~1HNMR法定量测定亚氨基二苄的质量分数

Its solid was 25 % and the activating agent was 18 %.

其固体物的质量分数为 2 5 % ,活性物质量分数为 18%。

Quantitative analysis of amygdalin in the kernel of kernel-using apricot cultivars by HPLC method

甜杏仁中苦杏仁苷质量分数的HPLC定量分析

The suitable mass fraction of epoxy resin in the hybrid emulsion was 3%～4%.

环氧树脂的质量分数在3%～4%为宜。

multiparameter air quality analyzer

多参数空气质量分析仪

A Discussoin on the Defect of Analyzing the Quality of People Using PQLI;

用人口质量指数分析人口质量的缺陷

economic analysis of quantity-quality substitution

数量质量替换的经济分析

Quality analysis and technique improvment of GPS RTK survey data;

GPS RTK测量数据质量分析与改进技术

Studies on Environment Quality Assessment and Its Quantitative Analysis Method

环境质量评价及其数量分析方法研究

THE QUANTITY AND QUALITY ANALYSIS ON DYNAMIC EQUILIBRIUM OF THE TOTAL CULTIVATED LAND IN CHINA;

中国耕地总量动态平衡的数量和质量分析

Research of Quantity Analysis of Data Quality for Bayesian Classifier;

针对贝叶斯分类器的数据质量的定量分析研究

mass transfer coefficient

质量传递系数，传质系数

THE DEPENDENCE OF OVERLAP INTEGRAL ON QUARK MASS IN BETHE-SALPETER THEORY

束缚态波函数的重迭积分和夸克质量

Analysis the relevant quality data and make precaution for future.

分析相应的质量数据，为将来做准备。

The Study on Analysis Method of LCI Data Quality System;

LCI数据质量体系中的分析方法研究

Numerical Simulation and Quality Control to Fine Blanking Processes;

精冲分离过程的数值模拟与质量控制

Error Analysis and Quality Evalulation of GPS Data;

GPS观测数据误差分析及质量评价

The Data Quality Management for Telecom Analysis System;

电信经营分析系统中的数据质量管理