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题目：
多选题
A工期索赔
B工程变更索赔
C合同中明示的索赔
D合同中默示的索赔
E费用索赔
答案：
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简述碳纳米材料（C60、碳纳米管）的结构、合成方法、性能。
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As Christmas is coming, there are presents to be bought, cards to be sent, and rooms to be cleaned. Parents are ___1___ with difficult jobs of hiding presents from curious young children. If the gifts are large, this is sometimes a real ___2___. On Christmas Eve, young children find the excitement almost unbearable. They are torn between the wish to go to bed early so that Father Christmas will bring their presents quickly and the wish to stay up late so that they will not miss the fun. The wish for gifts usually proves stronger. But though children go to bed early, they often lie awake for a long time, hoping to get a short ___3___ at Father Christmas. Last Christmas, my wife and I successfully hid a few large presents in the storeroom. I ___4___ the moment when my son, Jimmy, would ask me where that new bike had come from, but ___5___ he did not see it. On Christmas Eve, it took the children hours to go to sleep. It must have been nearly ___6___ when my wife and I went quietly into their room and began filling stockings. Then I pushed in the ___7___ I bought for Jimmy and left it beside the Christmas tree. We knew we would not get much sleep that night, for the children were ___8___ to get up early. At about five o’clock the next morning, we were woken by loud sounds coming from the children’s room — they were shouting excitedly! Before I had time to get out of bed, young Jimmy came riding into the room on his new bike, and his sister, Mary, followed close behind pushing her new baby carriage. Even the baby arrived. He moved ___9___ the hands and knees into the room dragging a large balloon behind him. Suddenly it burst. That woke us up ___10___. The day had really begun with a band! ___7___内应选（）
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我国南方沿海一些省分把海产品视为上等佳肴，而内地的消费者则觉得味道平常。这样就应该对海产品进行（）。
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肉类常温下怎样保鲜？
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生药松贝、青贝和炉贝的主要性状鉴别点是什么？
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电动执行器的电机有（）个绕组，当其中一个为（）绕组时，另一个为（）绕组。
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女性，46岁，半年来经常心前区针刺样游走样疼痛，每次发作数秒钟，每丑数次，含用硝酸甘油30秒可以缓解，下列哪项诊断可能性最大（）
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预聚真空系统故障会很大程度上影响缩聚反应的进行。（）
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SPZ-200型配碴整形车每侧的最大作业宽度（由轨道中心起）为（）。
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商业银行的董事会对操作风险的管理状况承担最终责任。董事会下设置的( )，是履行操作风险管理职责的最高职能机构。A．风险管理委员会B．审计委员会C．关联交易控制委员会D．战略发展与投资管理委员会