群体行为
Refer to the exhibit. A router has a 256 kbps Frame Relay circuit connected to interface serial 0/0. As a large FTP packet is being placed into the hardware transmit queue of interface serial 0/0， a voice packet is placed into the priority queue of that interface. How， and in what order， wi the packets be transmitted？（） ["the voice packet will be transmitted first， followed by the FTP packet in its entirety","the voice packet will be transmitted first， followed by the fragmented FTP packet","the FTP packet will be fragmented and the voice packet will be interleaved","the FTP packet will be transmitted first in its entirety， follow by the voice packet"]
以下塑料模具，具有高效、精密、可成型各种复杂制品的特点是（） ["注射模","压塑模","挤压模","中空吹塑模"]
婴儿传记
供血浆者必须持有《供血浆证》，此证的核发机构是（） ["省级人民政府卫生行政部门","市级人民政府卫生行政部门","县级人民政府卫生行政部门","单采血浆站","医院体检部门"]
金融危机
