当满足()时,直线l1:y=ax+b与直线l2:y=cx+d重合。
A. a=d(b≠
B. b=a(b≠
C. a=c(b=
D. b=c(b≠
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一小儿,身长85cm,前囟门闭合,头围48cm,出牙20个,已会退行,并能用简单的语言表达自己的需要,对人对事喜乐情绪分明。根据公式计算此小儿的体重是多少?
During implementation of a two-node cluster,it is determined that error notification for the shared Disk subsystem would be beneficial. Which of the following is a pre-requisite for implementing automatic error notification?()
A. The cluster must not be running.
B. The cluster.es.server.utils lpp must be installed.
C. The error notification module must be enabled in RSC
D. The permissions on /tmp/hacmp.out need to be changed to 774.
迫于舆论而捐款,这种行为是利他行为。
A. 正确
B. 错误