spring-mass system造句

例句与造句

1. Abstract : the inertial effect of three - point bend specimens under impactloading was analyzed by using the spring - mass system model and an expression for the correction of inertial force was obtained under the condition of brittle fracture of materials
   文摘:用弹簧质量模型分析了三点弯曲试样在冲击载荷作用下的惯性效应，得到了脆性断裂条件下有效载荷的修正公式。
2. It's difficult to find spring-mass system in a sentence. 用spring-mass system造句挺难的