Behcet病是一种以()、()、()和()为特征的多系统受损的疾病。
参考答案:葡萄膜炎;口腔溃疡;皮肤损害;生殖器溃疡
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
通风机的主要工作参数为()
A.风量
B.风压
C.功率
D.效率
E.转速