将1%苯基 - β - 萘胺作为抗氧化剂加到所得到的聚合物中.One percent phenyl - beta - naphthylamine was added to the recovered polymer as an antioxidant.将乙酰丙酮铁, 苯基B- 萘胺及磷脂通过40目筛加入.The ferric acetylacetonate, phenyl betanaphthylamine , and lecithin...
Dave pulled a back muscle and could barely kick the ball.戴夫背部拉伤，几乎没法踢球。There was barely time for the two boys to escape unseen.两个男孩想趁人不备偷偷溜走几乎是来不及的。Mother was of very small stature, barely five feet tall.母亲身材矮小，只有5英尺高。...