题目内容

当起吊载荷达到额定起重量的100%时,超载限制器将立刻发出提示性报警信号

A. 正确
B. 错误

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标定结束后,对检测开关向加铅封,如检测开关铅封已破坏不必重新标定。

A. 正确
B. 错误

臀中肌肌力()屈髋挛缩()先天性髋关节脱位()椎间盘突出()髋关节活动度检查()

A. 直腿抬高实验
B. Thomas试验
C. Trendelenburg试验
D. Ortolani试验
E. Patrick试验

在一元线性回归分析中,若相关系数为r,回归方程拟合程度最好的是()。

A. r=0.75
B. r=-0.97
C. R2=0.75
D. R2=0.90

Tiered disk systems (DS8700 and DS5020), tape backup and Cisco director(s) utilizing VSANs have been proposed as a solution. The storage specialist is asked to explain the technical advantage of using Cisco directors and VSANs. Which of the following is the key point to stress to the customer()

A. a single director and VSANs provides redundant fabrics at reasonable cost
B. prevent disk and tape traffic from sharing a host port
C. ease of implementation of Administrative Domains
D. ability to easily create a DS8700 LPAR to send data directly to tape

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