ebonite rubber 中文意思是什麼
ebonite rubber
解釋
硬質橡膠-
Rubber products ; dimensional tolerances, ebonite products
橡膠製件.尺寸公差.硬質膠製品 -
Tolerances applicables to moulded and extruded products of rubber or ebonite
橡膠或硬橡膠的模製和壓制產品的適用公差
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