It is related that the performance and regularity of which rigid PVC sheet is treated in forming process.
本文叙述了硬聚氯乙烯片材在热成型过程中的性能及变化规律。
The extrusive PVC rigid sheet of the company has very high quality.
该挤压聚氯乙烯僵化的资产负债表，该公司的质量非常高。
PVC rigid sheet of the company has very high quality.
该挤压聚氯乙烯僵化的资产负债表，该公司的质量非常高。
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