粘结剂对纤维的集束性能是必需的.A binder is necessary for strand integrity.在混凝土中水泥是粘结剂.Cement is the bond in concrete.对所有粘结剂粘结的首先要求,就是必须能浸润基材.The first requirement for any adhesive bond is that the adhesive most wet the substrate....
The material is a semiconductor called gallium manganese arsenide.这种材料是一种叫做镓锰砷化物的东东.Abdominal adenopathy is usually rated by computerized abdominal tomography, gallium scanning, ultrasonography, or lymphangiography.腹腔淋巴结...