例句 /

Mechanical Analysis of Clypeus Surface of Dung Beetle(Copris ochus Motschulsky) in Soil-cutting Resistance Reduction

Mechanical Analysis of Clypeus Surface of Dung Beetle(Copris ochus Motschulsky) in Soil-cutting Resistance Reduction

臭蜣螂唇基切土减阻的力学分析