高电导率低热膨胀系数针状焦的制备
秦斌,王群,王富孟,靳利娥,解小玲,曹青()
Preparation of Needle Cokes with High Electrical Conductivity and Low Coefficient of Thermal Expansion
Bin QIN,Qun WANG,FuMeng WANG,LiE JIN,XiaoLing XIE,Qing CAO()

图3. 中间相煤沥青及半焦的偏光显微照片

Fig.3. Polarized micrographs of mesophase and SCs