Theory and Design of Er~( 3+)-doped Optical Waveguide Amplifier

Expression and Regulation of ER β in Endometrium of Infertile Patients

雌激素β受体在不孕症患者子宫内膜中的表达及调控

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Development of High Gain Er~ ( 3+)-Doped Phosphate Laser Glass

掺铒高增益磷酸盐激光玻璃的研究进展

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Conversion of an object-oriented data model to an ER diagram model used by Erwin

面向对象数据模型到ERwin中ER图模型的转换

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They should take to swimming like, er, a duck to water.

呃，它们本应该像鸭子一般在水里游泳。

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Er 3+ Doped Fiber Laser with All Fiber Dispersive Cavity

全光纤色散腔掺铒光纤激光器

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Effect of Trace Rare-earth Element Er on Recrystallization Behavior of High Pure Aluminum

微量稀土元素Er对高纯铝再结晶行为的影响

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A Comparative Study of the Spectra of High and Low doped Er: YAG

高掺铒和低掺铒YAG晶体的光谱比较研究

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Significance of determination of DNA ploidy and ER status in breast cancer

检测乳腺癌组织内DNA倍体和ER含量的意义

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It is important to set up a mathematic model for an ER damper.

电流变减振器的理论建模是一项十分重要的工作。

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Experimental research of the Fungi of Huai Er in treating liver cancer

槐耳清膏治疗肝癌的实验研究

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Control of Self Pulsation in Er 3+ Doped Fiber Laser

掺铒光纤激光器中自脉冲的控制

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Conceptual Urban Design for Er Qi Square District in Zhengzhou City

郑州二七广场地区概念性城市设计

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Gray prediction of the development trend of nourishment state in Er Sea

洱海的营养状态发展趋势的灰色预测

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Model of retail warehouse and analysis of source data based on ED and ER

基于ED和ER的零售仓库模型及源数据分析

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The Application of ER Technique to the Damper of Motor

ER技术在摩托车减振装置中的应用

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While the moisture was high er its error was smaller.

水分高时，误差变小。

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The Research of Multidimensional Data Modeling Based on ER

基于ER模型的多维数据建模方法研究

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er. All our family have been trappers. Way back for thousands and thousands of years we spiders have been laying for flies and bugs."

们全家都是捕猎者。千百万年以前，我们蜘蛛就靠捕食苍蝇和虫子为生了。”

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A: Why? B: Er, you know, China is developing faster and faster.And I want to do something for it.

A：为什么?B：呃,你知道,中国发展得越来越快。我想为此做点什么。

中考真题- 2015 陕西 七选五

I haven't got one--er, use your hat.

我没有——呃，就用你的帽子吧。

中考真题- 2016 包头 阅读A