平均成分 meaning in English

average analysis
average assay
mean composition

The average composition for our sample is different in some ways from the ci chondrite meteorites : namely we found more zinc , gallium , and copper , and less sulfur
我们样品的平均成分水平在某些方面与ci球粒陨石不同：即我们发现有较多的锌、镓和铜及较少的硫。
The average component of the alloy can be evaluated as well as the inhomogeneity using this measure . it is indicated that the degree of the reaction diffusion among powders
此方法能够表征合金材料的平均成分状况，对具有不均匀成分的合金进行评估，能够更全面准确的反映粉末反应过程中的原子反应扩散程度。
High - mg volcanic rocks approach the primitive mantle compositions , and their magmatic source is close to the composition of bse , derives from the lower mantle and formed by this type - mantle rocks " fractional melting highly ( > 25 % ) . high - mg volcanic magma , formed in the axis of the emei mantle plume , underwent the crystallization differentiation of olivines and some pyroxenes ; some olivines reflect fair cumulus crystallization
高镁火山岩接近于原始岩浆的组成，岩浆源区与地球平均成分bse的成分特征相近，起源深度为下地幔，为该地幔岩较高程度的部分熔融( 25 )而形成的。高镁火山岩处于地幔柱的轴部，经历了橄榄石及一定程度的辉石分异结晶，并且橄榄石显示出一定的堆晶作用。