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【简答题】
利明公司准备购买一套设备,现有三个方案可供选择:方案一是购买甲公司产品,可分 10 年付款,每年年初付 10 万元;方案二是购买乙公司产品,需第五年初一次性付清货款 70 万元。 复利年利率为 7% ,分析哪个方案较优。(两种方法)
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【单选题】But they also asked if it was good enough to2 in computer science due to their fears of getting bad grades in hard subjects they had little 3to. They also were concerned about how to “know” if comput...
A.
opt
B.
minor
C.
shape
D.
dwarf
【简答题】图示的元件为()位()通换向阀
【简答题】A new research study has found that, ____1______ what parents might believe, there is an enormous gap between what they think their children are doing online and what is ___2_____ happening. In one pa...
【简答题】78×5 这个算式表示：______ 5×0.78 这个算式表示：______ 5.34÷2.1 这个算式表示：______．
【单选题】运用加法的交换律和结合律的是 [ ]
A.
5.84+0.78+4.16=5.84+4.16 +0.78
B.
5.84+0.78+4.16=0.78+（5.84 +4.16）
C.
5.84+0.78+4.16=5.84+（0.78 +4.16）
【简答题】A new research study has found that, __________ (1) what parents might believe, there is an enormous gap between what they think their children are doing online and what is __________ (2) happening. I...
【简答题】在○里填上“＞”、“＜”或“=” 0.78÷0.99○0.78； 7.8×1.3○7.8； 9.027×100○9.027÷0.01．
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