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                                        《GB/T 7129-2001 橡膠或塑料軟管容積膨脹的測定》簡介

                                        2018-01-10 0

                                        《GB/T 7129-2001 橡膠或塑料軟管容積膨脹的測定》 

                                        本標準規定了橡膠或塑料軟管在靜液壓作用下容積膨脹的測定方法。本標準未規定試樣尺寸和試驗壓力,因此兩者各自均在相關產品標準中予以規定。

                                        北京赛车计划数据
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