phr such as
比如PHR
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Other technical properties such as resilience and compression set have also been evaluated and are found to be better than 3-5 PHR oil plasticized NR vulcanizates.
还评价了其它技术性能，如回弹性和压缩永久变形，发现接枝硫化胶优于添加3 - 5份油增塑的NR硫化胶。
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