富集系数
婴儿腹泻的治疗原则不包括哪一项：（） ["加强护理，防止并发症","严格禁食","调整和早期进食","合理用药","纠正水电解质紊乱"]
矿化作用
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"]
反萃取
