add binder造句

• When grounded into fine powders , green petroleum cokes with some content of volatiles can be directly molded and sintered without any additionally added binder . this special self - sintered raw carbon marerials can be fabricated into isotropic carbon marerials with high strength and high buck density
  含有一定挥发份的生石油焦经超细研磨后无需添加粘结剂可以直接进行成型和烧结，这种特殊的自烧结碳素原料可以制备高强高密的各向同性碳素材料。