material composition test 材料成分化验 ; 材料的化学分析 ; 材料成分分析检验
material composition sheet 材料成分分析表
new material composition 新材料作文
incorrect material composition 材料合成不对
Material Composition And Structure 材料组成和结构
host material composition 基质组成
Technical, stylistic and material composition evidence also point to it being a da Vinci.
无论是从技术，风格和材料成分上来看，都无疑证明了是达·芬奇的作品。
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。
The effect of raw material composition on relative volatility is weak.
原料组成对相对挥发度的影响较弱。
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