烧结矿在高炉炉身上部会发生低温还原粉化现象。
The phenomenon of sinter degradation takes place in the upper shaft of blast furnaces.
摘要：以苯酚为液化试剂，在低温和低酸催化剂浓度等温和条件下对竹粉进行选择性酚化，分离得到液化液和竹纤维素微粉。
Abstract: the thermochemistry selective liquefaction of bamboo powder in phenol was carried out under lower temperature and lower acid-catalyzed concentration.
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