The result shows that the impact strength of the new developed plastic packing box is enough, the impact breakage is due to the unqualified raw material of box.
结果证明，新研制的某炮弹塑料包装筒的结构设计满足冲击强度的要求，其产生冲击破坏的原因是包装筒塑料原材料不合格。
The packing of goods offered does not meet our standards . Could you use packing which is secure against breakage?
贵公司报价货物包装不符标准，能否用防止破损的包装？
To determine the reason of impact breakage of new developed plastic packing box for certain cannonball in drop test, this article derives the actual stress formulas in the position of impact breakage.
为确定新研制的某炮弹塑料包装筒在跌落试验中，产生冲击破坏的原因，通过理论计算和试验研究。
To determine the reason of impact breakage of new developed plastic packing box for certain cannonball in drop test, this article derives the actual stress formulas in the position of impact breakage.
为确定新研制的某炮弹塑料包装筒在跌落试验中，产生冲击破坏的原因，通过理论计算和试验研究。
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