更多“临床血清同工酶电泳多采用”相关的问题
互补对称功率放大器中双电源供电的是________电路。
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根据《SDH长途光缆传输系统工程验收规范》，光接口检查的项目有：消光比；发送信号眼图；最大均方根谱宽；最大－20dB谱宽；最小边模抑制比；光接口回波损耗。
A . 正确
B . 错误
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感染梅毒后第一期皮肤病变出现的时间为
A．1年
B．1周
C．3周
D．3日
E．4个月
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营销信息系统中为企业有关部门提供企业内部信息及销售信息的是（）。
A.内部报告系统
B.营销情报系统
C.营销研究系统
D.营销分析系统
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代理上海黄金交易所贵金属交易业务中，个人投资者需要提取贵金属实物可直接向金交所申请。
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下列事例中属于负强化的是（）
A.综合考虑学生期末考试成绩及日常品德表现，陈老师为品学兼优的娜娜颁发三好学生奖状及小奖品
B.倪妈妈为了激励小品提高成绩，提出如果她本学期期末考试进了全班前三名，就给她买她一直想要的手机
C.周妈妈为了激励小茹提高成绩，提出如果她本学期期末考试没进全班前十名，就不带她出国旅游
D.苏妈妈为了激励小玲提高成绩，提出如果她本学期期末考试进了全班前三名，就免去她每周末洗碗的任务
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下列选项中,____________是幼儿教师应具备的游戏技能。
A. 表演能力 B. 协调幼儿游戏活动 C. 说课技能 D. 舞蹈技能
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简述注册会计师进行库存现金盘点和存货盘点的区别。
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Ladies and gentleman, It’s a great pleasure to have you visit us today. I’m very happy to have the opportunity to (1) our company to you. The company was established in 1950. We mainly manufacture electronic goods and (2) them all over the world. Our sales were about $100 million last year, and our business is growing steadily. We have offices in Asia, (3) and Europe. We have about 1000 employees, who are actively working to serve the needs of our (4) . In order to further develop our overseas market, we need your help to promote (促销) our products. I (5) doing business with all of you. Thank you.
Ladies and gentleman,
It’s a great pleasure to have you visit us today. I’m very happy to have the opportunity to (1) our company to you.
The company was established in 1950. We mainly manufacture electronic goods and (2) them all over the world. Our sales were about $100 million last year, and our business is growing steadily. We have offices in Asia, (3) and Europe. We have about 1000 employees, who are actively working to serve the needs of our (4) . In order to further develop our overseas market, we need your help to promote (促销) our products.
I (5) doing business with all of you. Thank you.
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分期等付现值因子为[A/P，is，n]，本利摊还因子为[A/F，is，n]。
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家畜输卵管的前1/3段较粗，称为输卵管壶腹，是精子和卵子受精的场所。
下列关于合同解除的说法正确的有()。
A.合同的解除包括约定解除和法定解除
B.当事人协商一致，可以解除合同
C.基于解除权解除的合同属于合同的双方解除
D.双方当事人可以通过订立新的合同解除原合同
E.法定解除和约定解除都是基于解除权而解除的合同
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（）代是绫生产的高峰时期，统治者不仅在官营织染署中设有专门用来生产绫织物的“绫作”。
A.汉
B.唐
C.宋
D.元
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张奶奶为了方便，把眼镜推到额头上，过了一会儿要用眼镜时，她又四处寻找，小外孙一看，笑奶奶真是老了，戴着眼镜找眼镜。这究竞是怎么一回事呢？
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