在三相交流供电系统中,一对称的三相负载,接成△形与接成Y形时,其功率关系为:()。
查看答案
科学管理的主要内容包括:工时研究与标准化,差别计件工资制,职能原理和例外原理等。
A. 正确
B. 错误
CRTSⅠ型双块式无砟轨道中间层土工布接缝与轨道方向垂直,采用()方式,并用胶带粘贴。
A. 搭接
B. 对接
C. 叠接
D. 焊接
组织无领导小组讨论时,如果被测评者为7人左右,讨论的时间一般应控制在()分钟以内。
A. 60
B. 120
C. 90
D. 150
Which statement is true about the configuration of AutoQoS on a Frame Relay interface?()
AutoQoS can be configured from a different subinterface if the DLCI is already assigned to one subinterface
B. Multilink PPP (MLP) over Frame Relay must be manually configured on low speed DLCIs
C. for low-speed Frame Relay DLCIs with Frame Relay-to ATM interworking, the AutoQoS cannot be configured if a virtual template is already configured for the DLCI
D. AutoQoS can be configured on a Frame Relay DLCI only if a map class is attached to the DLCI&e