筒式钢球磨煤机钢球容积占筒体的百分比,叫做钢球充满系数。
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罐式加油车由油罐、()、过滤分离器、流量计、液压系统、()等组成。
A. 泵油系统;气控系统
B. 泵油系统;淋水系统
C. 泵油系统;消防系统
D. 消防系统;信息系统
The EtherChannel between your LAN switch and the Internet router is not load-balancing efficiently. On the switch, there are several workstations with valid IP ranges. Which load-balance algorithms can you use in the switch in order to optimize this load balancing?()
A. source IP address
B. destination IP address
C. per-packet load balance
D. destination MAC address
E. source MAC addre
避雷器检修工作分为()。
A类检修
B类检修
C类检修
D类检修