在财产保险合同中,如果保险金额超过保险标的的保险价值,则()。
A. 该保险合同无效
B. 如果投保人有恶意或过失,该合同无效
C. 按保险欺诈处理
D. 超过保险价值的部分无效
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Which EIGRP packet statement is true?()
A. Update packets route reliable change information only to the affected routers.
B. Reply packets are multicast to IP address 224.0.0.10 using RT
C. On high - speed links, hello packets are broadcast every 5 seconds for neighbor discovery.
D. Reply packets are used to send routing updates.
E. On low - speed links, hello packets are broa dcast every 15 seconds for neighbor discovery.
清洁卫生用()清理机架内的灰尘,大块的垃圾可以直接清理。
在低瓦斯矿井中,掘进工作面使用的局部通风机应实行_____。
钣料矫平机轴辊数越多,矫平质量越好。通常()辊用于矫平中厚板。
A. 5~11
B. 7~13
C. 9~15
D. 11~29