The development and testing of the formula of the new type oil resistant and cold resistant rubber are described with reference of the stand ard for the same category products abroad.
在参考国外同类产品标准的基础上，介绍了新型耐油又耐寒橡胶配方的研制、试验情况。
As the use of cold-resistant rubber materials have satisfactory results.
作为耐寒橡胶材料使用也有满意的效果。
As the use of cold-resistant rubber materials have satisfactory results.
作为耐寒橡胶材料使用也有满意的效果。
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