短語詞組短語hydrogenated nitrile -butadiene rubber 氫化丁腈橡膠powder of nitrile -butadiene rubber 腰果油改性酚醛樹脂Nitrile butadiene rubber composition 發(fā)明名稱NBR -nitrile butadiene rubber 丁晴橡膠機(jī)械;丁晴橡膠conductive butadiene nitrile rubber 導(dǎo)電丁腈橡膠butadiene nitrile rubber 丁腈橡膠butadiene -nitrile rubber [橡膠]丁腈橡膠 返回 nitrile butadiene rubber