目的探讨上颌窦曲菌病的CT表现及诊断价值.Objective To evaluate CT diagnostic value in maxillary sinus aspergillosis.目的: 总结肺部曲菌病的多 层螺旋 CT表现.Objective : To summarize the feature of pulmonary aspergillosis with multi - slice spiral CT ( MSCT )...
This enclosure was so vast that the outermost wall could hardly be seen.这块围场如此之大,几乎看不见最远端的围墙。The outermost electron is shielded from the nucleus.原子核对最外层电子的作用受到屏蔽.Except for the transitional elements, valency electrons ar...
Novelty intumescent flame retardant ( IFR ) was made from phosphoric acid, pentaerythritol and melamine.使用磷酸 、 季戊四醇、三聚氰胺合成了一种膨胀型阻燃剂.Glass reinforced high performance polyamide resin, with a non - halogenated flame retard...