更多“（）是经过优选和规范化处理的词汇，由主题词表来控制。”相关的问题
阅读下列说明，回答问题1至问题3【说明】某公司要开发一个多媒体辅导系统，该系统准备利用B/S架构，用户通过网上注册、登录，登录成功后，可进行在线学习辅导。多媒体教学辅导系统涉及的媒体类型有文本、图形图像、视频动画、音频等，这几种媒体类型要相互配合，发挥各自长处，才能使系统性能达到最优，请简述以上各类媒体的功能。
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发生事故的特种设备，在使用前，承担（）的单应当对其进行全面检查和维修保养。
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属于COMT抑制剂的是（ ）
A.苯海索 B.普拉克索 C.司来吉兰 D.恩托卡朋 E.金刚烷胺
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开包检查岗位职责（）
A.旅客行李实施开包手工检查
B.准确辨认和按照有关规定正确处理违禁物品及危险品
C.开具暂存或移交物品单据
D.开展调查研究工作
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From your position you observe a rotating white and green light to the north. This light is most likely（）.
A.from a submarine on the surface
B.the light at Southeast Point
C.at an airport
D.on a coastal patrol vessel
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行政单位在进行材料核算时，会计部门进行总账核算，只记金额，不记数量。()
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在《水浒传》中，被称为“跳涧虎”的人物是（）。
A . A．卢俊义
B . B．陈达
C . C．杨春
D . D．王英
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善通行脾胃之滞气，为行气止痛之要药是（）
A.木香
B.沉香
C.枳实
D.陈皮
E.香附
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债务人对债权人的破产申请有异议的，应当自收到人民法院的通知之日起（）内向人民法院提出。
A、5日
B、7日
C、10日
D、15日
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美容按摩时应做到（）
A . 按摩方向由下至上
B . 按摩方向从里向外从两边向中间
C . 按摩方向面与皱纹方向垂直
D . 加强按摩时顾客肌肤的位移
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支付网关属于电子商务系统组成（）成员
A . 销售中心
B . 认证中心
C . 配送中心
D . 银行
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计算分光光度法中，要求供试品溶液的吸光度值应在
A．0.2～0.6
B．0.2～0.7
C．0.3～0.5
D．0.3～0.7
E．0.3～0.8
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听力原文：M: This is Victoria from corporate headquarter. I haven't received your last mont
W: Actually they were sent to you on Monday with the company courier. You haven't received them yet？M: No, and I will check with the courier's office. But meanwhile, could you send them again, just to ensure that I have them by this afternoon？ I really appreciate it.W: Sure, I'll try to get them on the 9 o'clock courier run.Who most likely are the speakers？A．The manager and his secretaryB．Close friends in the same apartmentC．Colleagues from the companyD．Customer and postman
M: No, and I will check with the courier's office. But meanwhile, could you send them again, just to ensure that I have them by this afternoon？ I really appreciate it.W: Sure, I'll try to get them on the 9 o'clock courier run.Who most likely are the speakers？A．The manager and his secretaryB．Close friends in the same apartmentC．Colleagues from the companyD．Customer and postman
W: Sure, I'll try to get them on the 9 o'clock courier run.Who most likely are the speakers？A．The manager and his secretaryB．Close friends in the same apartmentC．Colleagues from the companyD．Customer and postman
Who most likely are the speakers？A．The manager and his secretaryB．Close friends in the same apartmentC．Colleagues from the companyD．Customer and postman
A．The manager and his secretaryB．Close friends in the same apartmentC．Colleagues from the companyD．Customer and postman
B．Close friends in the same apartmentC．Colleagues from the companyD．Customer and postman
C．Colleagues from the companyD．Customer and postman
D．Customer and postman
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水泥中的Cl-测定方法有（）。
A.硫氰酸铵容量法
B.磷酸蒸馏-汞盐滴定法
C.离子选择电极法
D.离子交换法
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