the method of five-step
英
美
- 五步法
双语例句
- Now Five-Step method or Six-Step method was usually used package design, they all need to define the fragility and damage boundary.
摘要现在设计产品的运输包装广泛采用五步法或六步法，这其中都要确定产品的脆值，都要用到破损边界理论。
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