authorized tank car

• 指定的罐车

authorized tank car的用法和样例：

例句

1. The stiffness of the spring-damper system is calculated from the finite element model of a tank car used to calculate the stresses.
   弹簧减震器系统的刚性是从用于计算压力的罐车上的有限元件模型中计算出来的。