A.whichB.whatC.asD.who
A. which
B. what
C. as
D. who
单代号搭接网络计划中,计算相邻两项工作之间的时间隔,当ESP(ESi+STij)工作 i和工作j存在时间间隔LAGij的前提是()。
A. 搭接关系为FTS
B. 搭接关系为STS
C. 搭接关系为FTF时
D. 搭接关系为STF时
A.promiseB.courageC.climateD.distance
A. promise
B. courage
C. climate
D. distance
A.drankB.hadC.had eatenD.have had
A. drank
B. had
C. had eaten
D. have had