这个机理的特殊情况就是 所谓 的筛分效应.A special case of this mechanism is the so - called sieve effect.这些方法有碎磨 、 筛分 、 混匀 、 选矿以及粉矿造块等.These processes include comminution, screening, blending , concentration , and further more, agglomerati...
Commonly a sporadic disease, actinobacillosis occasionally occurs in high incidence.放线杆菌病通常是一种散发性疾病, 但偶尔也有高的发病率.Actinobacillosis develops insidiously in soft tissues.放线杆菌病是在软组织中呈隐袭性发生的....