Some mass quantities and their units in mass spectrometry are introduced, including mass and weight, relative atomic mass and relative molecular mass, mass of atom and mass of molecule, atomic mass unit, unified atomic mass constant and molar mass.

Groups multiple client actions over a span of time into an atomic ( indivisible) unit.

将一段时间内的多个客户端操作分组到一个原子（不可分割）单元。

By mapping atomic work unit to atomic function unit, combining work flow and mid-ware technology we give a resolution on how to perform PKI system's generality. In the end we give the total design of PKI general-purpose platform.

通过将原子工作单元映射为原子功能单元，结合工作流及中间件技术，为实施PKI系统的通用性提出了一套解决方案，并完成了PKI通用支持平台的总体设计。

The radiation damage of ( 100) Si implanted at room temperature by As_2~+ andAs~+ at the same energy for atomic mass unit are compared.

本文比较了室温下每原子质量单位能量相同的As2~+和As~+注入（100）Si所引入的辐射损伤。

Some new technologies using in our system were presented, including user-management technology based on layered model, service-management technology based on Web Service and charge-management technology based on atomic charge unit.

针对基于层次化模式的用户管理、基于WEB Service的服务集成与管理和基于最小计费单元的计费管理等若干关键技术进行了较深入的讨论，并提出了相应的解决方案；

A Task represents an "atomic" unit of work or activity in a process, one that cannot be ( or has been chosen not to be) further subdivided.

Task表示流程中的工作或活动的“原子”单元，即无法进一步细分（或者选择不得细分）的单元。

Toshiba is seeking to offload a big stake in its Westinghouse atomic power unit amid uncertainty over demand for nuclear reactors.

面对核反应堆需求前景的不确定性，东芝（toshiba）正设法出售其持有的西屋电气（westinghouse electric）核电部门大量股份。

In the paper we define two concepts: atomic work unit and atomic function unit, and then modularize business flow and atomize module layers.

定义了原子工作单元和原子功能单元的概念，将业务流程模块化，模块分层原子化。

Atomic mass unit and kilogram conversion tables

GB/T5113-1985原子质量单位与千克的相互换算表

He improved the research of basal structure of mass in the activities of science and became the founder of western philosophy at the 20th century, after he lifetime worked on defense for atomic unit of basal structure of mass and advocated realism.

他对物质的原子基础单元的毕生辩护，对实在论的研讨与理解，推动了科学研究活动中对物质基本结构研究的进展，成为20世纪西方科学哲学的铺路人。

There are two ways of coding given information: a particular atomic unit is used for coding in atom-coding, but it is the whole net system, not any single unit, that codes the information in net-coding.

一个特定信息有两种编码方式：原子编码用一个特定的原子单位来编码，但在连结编码中，是用整个网络系统，而不是用任何一个单一的单位来编码。

Regardless of what kind of pattern you end up using, you benefit from treating a potentially complex middleware infrastructure environment or middleware application as a single atomic unit throughout its life cycle of creation, deployment, and management.

无论您最终使用哪一种模式，在创建、部署和管理的整个生命周期中把可能很复杂的中间件基础架构环境或中间件应用程序视作单个原子单元，这都将使您受益。

Software also lacks a well defined atomic unit of work& even though we can apply various measures, such as lines-of-code, number of classes, number of function points, number of bugs, etc.

即便我们可以采用不同的测量方式，例如代码行数、类的数量、函数指针的数量、系统漏洞的数量，等等，软件还是缺乏一种定义良好的原子结构。

With normal software each object must be referenced via pointer chains to roots, preventing any semantic groupings and raising the question," What is the atomic unit in this context?"

而在其它软件中，对象需要通过指针链来找到根对象，这导致语义分组无法使用，并引发这样的问题：“在这种情况下，原子单位是什么？”

Related data entities are clustered into a related set based upon the shared shard key and this unit is referred to as an atomic unit.

相关的数据实体会被集群到相关的集合上（根据共享的分片键），这种单元被称为原子单元。

In this scenario, the transactional unit of work must reside in the client layer to ensure an atomic unit of work.

在此场景中，事务工作单元必须位于客户机层中以确保自动化的工作单元。

A message set is a group of messages that need to be treated together as one atomic unit during a reorder operation.

消息集合（Message set）是一组需要在重排操作期间作为一组原始单元处理的消息。

Knowledge-based courseware management system is a system which uses the knowledge as the atomic unit and the courseware as the entities.

基于知识点的课件管理系统是将知识点作为基本原子单元，以课件为实体的管理系统。

A character can be defined as a unit of information that corresponds to an atomic unit in a written language.

可以将字符定义为一个信息单元，对应于书面语言的一个原子单元。

But since it is also a blob, it can be copied as an atomic unit.

不过由于它也是blob，所以能作为一个原子单元进行复制。

In order to resolve this problem, we bring up a research policy on PKI system generality based on atomic unit.

本文提出了基于原子单元的PKI系统通用性研究策略，以解决PKI系统的通用性问题。