By means of multielement analysis, 7 character indexes of 49 breeding material had been made by a main composition and cluster analysis in malting barley.
利用多元分析法对49个二棱型啤酒大麦育种材料的7个主要性状指标进行了主成份分析与聚类分析。
Quadrupole mass spectrometer can be used in measuring pressure of dividing and analysis composition of material.
四极质谱计在真空技术中可用来测量分压强，从事物质成分的分析。
How to analyze question and decide on main idea in terms of new material composition is an important problem worth deep analysis and exploration.
近年来最常见的新材料作文如何审题立意是需要深入分析探讨的重要问题。
The developing process of the certified reference material for composition analysis of rare earth ores was introduced.
介绍两种稀土矿石成分分析标准物质的研制过程。
The analysis of the characteristics of direct current shows that the material conductance is electronics-ion and the properties of the material are better with more composition of ion conductance.
直流特性法分析表明，材料属电子-离子混合导电机制，且离子电导成分越多材料的湿敏特性越好。
Fracture analysis of the fan shaft was made by observing macroscopic and microscopic appearances of the crack, and examining micro hardness and chemical composition of the material.
通过观察断裂风机轴裂纹宏观和微观形貌，检验化学成分、显微硬度等方法对风机轴断裂的原因进行了分析。
The flavour structure and notes of flavour material and composition analysis are also mentioned.
介绍芦荟香精的调配研究过程、香气结构、香韵组成原料的筛选及配方分析。
Analysis are made to the rupture and chemical composition, mechanical properties and microstructure of the material.
对其断口、材料的化学成分、力学性能和显微组织进行分析。
Nuclear spectrum measurement is one of the important methods for material composition analysis and radioactivity measurements.
核能谱测量是进行物质成分分析与放射性测量的重要方法之一。
Based on the chemical composition analysis of the quick-growing triploid aspen, we can conclude that it is more appropriate to be used as a raw material for papermaking than straws.
对三倍体速生杨木的化学组成进行了分析研究，结果表明，与草类原料相比三倍体速生杨木更易于造纸。
The compounding study process of Aloe flavour is discussed in this paper. The flavour structure and notes of flavour material and composition analysis are also mentioned.
介绍芦荟香精的调配研究过程、香气结构、香韵组成原料的筛选及配方分析。比较了二种配方的特点。
The paper deals with the ore-forming material sources on basis of study on S, Pb, H, O, C and rare gas isotopic composition, fluid inclusion and comparative analysis.
通过对峪耳崖金矿硫、铅、氢、氧、碳、稀有气体同位素、包裹体研究以及与区域对比分析，对金、银成矿物质来源进行探讨。
The paper deals with the ore-forming material sources on basis of study on S, Pb, H, O, C and rare gas isotopic composition, fluid inclusion and comparative analysis.
通过对峪耳崖金矿硫、铅、氢、氧、碳、稀有气体同位素、包裹体研究以及与区域对比分析，对金、银成矿物质来源进行探讨。
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