JCA resource adapters are hosted by application servers that control their life cycle through a set of Service Provider Interfaces (SPI) defined by JCA specifications as System Contracts.
JCA资源适配器由应用服务器承载，这些应用服务器通过JCA规范作为系统协议定义的一组ServiceProviderInterfaces (SPI)来控制资源适配器的生命周期。
The system shall be installed and constructed in compliance with relevant IEC or China national standards or specifications. Power, control, and signal cables shall be wired separately.
系统安装、施工应符合相应的IEC国际标准或中国国家标准规范。所有的动力电缆、控制电缆和信号电缆布线要分开。
For example, for information technology systems, a change control system can include the specifications scripts, source code, data definition language, etc.
例如，对于信息技术系统而言，变更控制系统可以包括每一软件组件的技术规定说明书(脚本、源代码、数据定义语言等)。
OPC specifications and IEC 61499 standard both are protocols of User Layer of FieldBus Control System(FCS), and both are based on software component technology.
OPC规范和IEC 61499标准在现场总线控制系统中均属于用户层协议，二者都基于组件技术。
Usually we should control DES's behavior to meet special specifications, like preventing the system from special states, especially deadlock.
常常需要控制离散事件系统的行为以满足特定的规范，比如防止系统进入特定的状态，尤其是死锁状态。
For example, for information technology systems, a change control system can include the specifications (scripts, source code, data definition language, etc.) for each software component.
例如，对于信息技术系统而言，变更控制系统可以包括每一软件组件的技术规定说明书(脚本、源代码、数据定义语言等)。
We adopt the digital control system based DSP in order to improve the performance specifications of gyroscope power.
为了使陀螺电源的性能指标优良，采用基于DSP的全数字化控制系统。
XZT complete sets of equipment degassing cycle evaporation evaporation process is based on specifications of materials designed for automatic control system.
XZT循环蒸发脱气成套设备是根据物料蒸发的工艺规范要求设计的自动控制系统。
This thesis begins with the introduction of the basic step-down DC-DC converter, then some control methods and key system specifications.
本文首先从DC-DC变换器的工作原理入手，介绍了系统的基本控制原理和指标要求。
The paper introduced the technical specifications and hydraulic control system.
介绍了该机的技术特征及液压控制系统。
In this paper the composition and technical specifications are described of woxi automatic measurement and control system for the cementing fill at Xiangxi Gold Ore Mine.
本文阐述了湘西金矿沃溪胶结充填自动检测与控制系统的组成及其技术要点。
According to theoretical analysis and sign specifications for the system, this paper gives the system the main circuit and control circuit and the choice of parameters.
根据理论上的分析研究，针对给定指标，设计了系统主体电路和控制电路并进行参数的选择。
According to theoretical analysis and sign specifications for the system, this paper gives the system the main circuit and control circuit and the choice of parameters.
根据理论上的分析研究，针对给定指标，设计了系统主体电路和控制电路并进行参数的选择。
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