评估薄弱环节范围的正确描述是()。
A.硬软件的漏洞
B.不安全因素
C.安全隐患
D.物理和电子防范
参考答案:D
What function of the wholesaler is compared to a valve
A.Controlling the flow of goods.
B.Pushing up demand from retailers,
C.Beating part of the risk for manufacturers.
D.Selling goods to retailers.
下列不符合典型心绞痛发作的情况是
A.胸骨后疼痛向左肩放射B.疼痛历时很少超过15分钟C.休息后5分钟内疼痛消失D.含服硝酸甘油1分钟内疼痛缓解E.疼痛发作均有诱因