第一部份HART协议部分包括第2、3、4章。 第2章介绍了HART协议，内容包括HART协议的物理层、链路层和命令层。
The first part of HART protocol include chapter 2,3,4. Chapter 2 introduces the physical layer, data link layer and commands of the HART protocol.
本系列文章的第 3部分将在您继续研究文件系统的同时，重点关注于应用程序层，并使用各种命令以监视和优化您的文件系统和磁盘I/O子系统。
Part 3 of this series focuses on the application layer as you move on to file systems, using various commands to monitor and tune your file systems and disk I/O subsystems.
这层负责运行应用程序的业务逻辑，获取相关数据(例如，运行SQL命令或者读取平面文件)。
This layer is responsible for running the application's business logic and getting the relevant data (for example, running an SQL command or reading a flat file).
在基于会话bean和JDBC的持久性体系结构中，会话bean将所有访问命令都委托给jdbc层。
In a persistence architecture based on session beans and JDBC, a session bean delegates all access commands to the JDBC layer.
一个丢弃请求是此块层的一部分，提供了丢弃块的途径，并最终会导致向提供支持的ATA设备发出一个trim命令。
A discard request is part of the block layer and provides the means to discard blocks, eventually resulting in a trim command to a supporting ATA drive.
通过分别使用UPDATEDBMCFG或 UPDATEMONITORSWITCHES命令在实例或应用程序层打开或关闭监控器开关。
The monitor switches are turned on or off at either instance or application level by using the UPDATE DBM CFG or UPDATE MONITOR SWITCHES commands, respectively.
这些抽象层让开发人员可选择是使用基于特性标记的声明语法，还是使用基于嵌套控件的命令模型来开发。
These abstraction layers give developers the option to use a declarative syntax based on attributes or an imperative model based on nested controls.
这些高级的shell不仅降低了使用难度，而且还简化了日渐强大的(以及更高的抽象层上)命令的使用。
These more advanced shells not only lower the training requirements for users, but they also simplify the use of increasingly powerful (and higher level of abstraction) commands.
在鱼类为使有这种美丽的硬壳层实际上坚持的鱼，它是真正重要的是开始与当时的面粉鸡蛋奶油面包屑则在该命令！
In order for the fish to have that beautiful crusty coating actually stick to the fish, it is really important to start with the flour then the egg-cream then the bread crumbs-in that order!
为了保证系统的实用性，审计系统还提供了功能齐备的用户层审计管理工具，包括审计配置和审计查询图形工具和一些审计命令。
As far as availability, auditing system provides functional user managing tools, including auditing configuration and auditing checking GUI tools and some shell commands.
该文就它的命令格式、寻址策略、报文格式、传输策略、状态感知机制和安全机制等方面进行了介绍，提出了三层的体系结构。
This paper introduces Mbus, including command format, addressing, message constitution, transport, awareness of entities and security, and then brings forward the three-tier architecture.
注意这个命令是有效的在一个特征的上下文里面，不在整个的层上下文里面。
Note that this ordering is valid within the context of one feature, not within the context of an entire layer.
STML层对CDB进行解析，根据命令的不同，为它们制定不同的操作流程。
STML will analyse the CDB and implement different operating procedures according to the different commands.
你会发现，通过包裹每个命令来增加一个间接层的做法非常便捷。
You might find it surprisingly handy to add a layer of indirection by putting a wrapper around each command.
此前我工作过的大多数公司也有价值，但管理层只在需要时遵循它们。这是一种典型的‘听我命令，别学我行动’的思维模式。
Most places I've previously worked at had values, however, managers followed them when necessary, a common 'do as I say, not as I do' type of mentality.
这些系结与输入系结的不同之处在于其代表下一层级的命令处理，亦即系结至已知命令以及其类别特有处理常式的动作。
These bindings differ from input bindings in that they represent the next level down of command processing - actions that are tied to known commands and class-specific handlers for them.
这些系结与输入系结的不同之处在于其代表下一层级的命令处理，亦即系结至已知命令以及其类别特有处理常式的动作。
These bindings differ from input bindings in that they represent the next level down of command processing - actions that are tied to known commands and class-specific handlers for them.
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