单、双侧游离缺失采用混合支持式义齿设计时,应取() ["解剖式印模","无压力印模","功能性印模","二次印模"]
把基本逻辑门适当组合起来,构成()逻辑门。 ["复合","“与非”","“或非”","“与或非”"]
生产物流是()等在企业内部的实体流动。 ["原材料","在制品","半成品","产成品","人的劳动"]
PTH的生理作用是() ["促进骨钙沉积","使血磷浓度升高","使血钙浓度升高","抑制未分化间质细胞的分化","激活细胞内腺苷酸环化酶"]
与全口义齿大气压力的产生关系最密切的一项是() ["基托面积大小","牙槽高低","边缘封闭区好坏","腭穹隆的高低"]
简述机电一体化对机械系