对于烤瓷熔附金属全冠的材料要求应为()。 ["烤瓷合金熔点低于烤瓷粉熔点","烤瓷合金与烤瓷粉的热膨胀系数不必严格匹配","两者之间在熔融时应发生化学反应","烤瓷合金应具备较低的弹性模量","烤瓷粉应采用高熔点瓷粉"]
死亡的根本病机是:() ["阴阳失调","阴阳离决","阴阳偏胜","阴阳偏衰","阴阳交感"]
“用热远热”的原则指的是:() ["内热之人,感受寒邪,慎用热药","南方炎热,慎用热药","夏季炎热,慎用热药","阴虚内热之人,慎用热药","阳热之人,慎用热药"]
某患者,因伤寒入院,持续高热3天,每天晨起测体温39.2℃左右。此热型是()。 ["稽留热","弛张热","间歇热","不规则热"]
临床设计桩核冠的描述中正确的是()。 ["根尖留有至少2mm的根尖封闭","桩长度应不短于临床冠的长度","桩直径不应超过根径的1\/2","桩处于牙槽骨内的长度至少为5mm","锥形桩固位力优于平行桩"]
请简要论述社区(文化)建设中存在的机制问题。