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PP打包带

PP打包带

PP打包带

PP打包带

1

PP packing belt . Packaged withholding certification through six countries .

PP 打包带。打包扣通过国家六项认证。

2

residual tensile strength of PP packaging belt was decreased when the strain was increased after the stress relaxation.

打包带剩余强度随应变的上升而下降，但下降程度不明显。

3

original size of PP packaging belt was reduced and the glutinous flow was easier than before.

打包带恢复原有尺寸能力下降，黏性流动变得更加容易；

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