暑、火、燥三种邪气的共同致病特点是
A.纳少
B.伤津
C.耗气
D.动血
E.生风
参考答案:B
用于紫外线杀菌效果监测的生物指标是 ()
A.嗜热脂肪芽孢杆菌
B.蜡样芽孢杆菌
C.枯草芽孢杆菌黑色变种(ATCC9372)
D.大肠埃希菌
E.铜绿假单胞菌
In software engineering and systems engineering, (71) is a description of a system's behavior as it responds to a request that originates from outside of that system.
A.black box B.business ruleC.use case D.traceability matrix