捣固炼焦要求配合煤的细度控制在()A.70~75B.78~82%C.85~88%D.90~93%
捣固炼焦要求配合煤的细度控制在()
A.70~75
B.78~82%
C.85~88%
D.90~93%
相关考题:
14、砖柱水平灰缝和竖向灰缝饱满度不得低于()%。A.70;B.80;C.85;D.90;
捣固炼焦要求配合煤的细度控制在()
A.70~75
B.78~82%
C.85~88%
D.90~93%