A、<span style=";font-family:微软雅黑;font-size:15px"><span style="font-family:微软雅黑">提高强度</span></span></p><p></p>
B、<span style=";font-family:微软雅黑;font-size:15px"><span style="font-family:微软雅黑">提高保温性</span></span></p><p></p>
C、<span style=";font-family:微软雅黑;font-size:15px"><span style="font-family:微软雅黑">节约水泥</span></span></p><p></p>
D、<span style=";font-family:微软雅黑;font-size:15px"><span style="font-family:微软雅黑">减少收缩开裂</span></span></p><p></p>