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【简答题】
在圆柱齿轮传动中，为什么小齿轮设计得比大齿轮宽一些？强度计算时齿宽应代入哪一个齿轮的齿宽？
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【单选题】He told me how he had given me shelter and protection without which I ______of hunger.A．would di
A.
31. He told me how he had given me shelter and protection without which I ______of hunger. A．would die
B.
would have died
C.
had died
D.
Died
【简答题】某水利水电工程项目的原施工进度网络计划（双代号）如图1F420151—6所示。该工程总工期为18个月。在上述网络计划中，工作C、F、J三项工作均为土方工程，土方工程量分别为7000m3、10000m3、6000m3，共计23000m3，土方单价为15元／m3。合同中规定，土方工程量增加超出原估算工程量25%时，新的土方单价可从原来的15元／m3下降到13元／m3。合同约定机械每台闲置1天为800元...
【单选题】He told me how he had given me shelter and protection, without which I ______of hunger. [ ]
A.
would be died
B.
would have died
C.
would die
D.
will die
【单选题】He asked me how much he ________ me and I told him that the petrol pump had shown $ 15.
A.
paid
B.
owed
C.
offered
D.
provided
【简答题】背景某水利水电工程项目的原施工进度网络计划(双代号)如下图所示。该工程总工期为18个月。在上述网络计划中，工作C、F、J三项工作均为土方工程，土方工程量分别为7000 m3、10000 m3、6000 m3，共计23000m3，土方单价为15元/ m3。合同中规定，土方工程量增加超出原估算工程量25%时，新的土方单价可从原来的15元/m3下降至13元/ m3。合同约定每台施工机械闲置1天为800元...
【单选题】My father told me _______.
A.
when he will travel to Singapore
B.
how he finds his purse
C.
where he had spent his holidays
D.
why did he visit Hangzhou
【多选题】以下哪些项是信息道德规范信息行为,包括哪些
A.
恰当使用与合理开发信息技术
B.
私下交易、公布他人信息
C.
不侵犯他人的知识产权、商业秘密、隐私权
D.
不制作、传播、消费不良信息
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