E number

This paper refers to the indexing technologies of B~+-tree in DBMS, and combine it with the sparse numbering schema, and proposes a new indexed structure& B~+-tree structural index.

本文将关系数据库中B＋树索引技术与Sparse Numbering Schema相结合，提出了一种新的XML文件索引结构&B~+树结构索引，它对XML查询中连接操作和元素定位操作的优化有着重要作用。

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Note that year of birth must be a four digit number ( e.g. 1966).

注意出生年份必须为四位数字（例如1966）。

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Determining E . coli number by using OD value was a simple and rapid bacteria counting method.

利用OD值测定 大肠杆菌 数目是一种简单、快捷的细菌计数方法.

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The electron range increases with decreasing atomic number and increasing incident beam energy E 0.

电子射程随着原子序数的减少和入射束能量E0的增加而增加.

词典精选例句

The subscriber number of its e-magazine, Digital Life, exceeds 1.2 million.

精选天极网内容的电子杂志《数字生活》订阅用户超过一百二十万.

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In this particular index, the user looks up specific invoices only by their INVOICE_NUMBER& in other words, only equality predicates are applied to the INVOICE_NUMBER column.

在这个特定的索引中，用户仅按INVOICE NUMBER查找特定的索引，换句话说，仅向INVOICE NUMBER列应用了相等性谓词。

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This allows you to make results available to the entire project team, parse results, e-mail them, or do any number of other useful things with them.

这允许结果在整个测试团队中都可用，解析结果，发送e-mail，或者用它们做一些其它有用的事情。

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The calculated value of P decreases with the increase of the number of waves, e.g., P in the case of two waves is smaller than that of one wave, P of three waves smaller than two waves, etc.

P的算值随波数的增多而趋小，如二波的小于一波的，三波的小于二波的；

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For now, stick to the basics and ask for a name, an e-mail address, a phone number, and a short note.

目前而言，仅存储基本信息，要求提供姓名、电子邮件地址、电话号码和简短备注。

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