与上牙痛关系最密切的经脉是() ["手阳明大肠经","手太阳小肠经","手少阳三焦经","足阳明胃经","足少阳胆经"]
地铁线路中,辅助线包括()。 ["折返线","渡线、联络线","存车线","出入段线","安全线"]
"爪"的五行属性是()
目赤肿痛之肝胆火盛证,宜配用() ["列缺、上星","行间、侠溪","外关、少商","血海、膈俞","列缺、照海"]
钢球在磨机内处于离心状态,起磨矿作用的是哪种力作用()。 ["冲击","磨剥","冲击和磨剥","无作用"]
什么是锅炉的额定蒸汽压力?