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Service Provider Interfaces (SPI)来控制资源适配器的生命周期。

youdao

The type and extent of control to be applied to these outsourced processes shall be defined within the quality management system.

对此类外包过程控制的类型和程度应在质量管理体系中加以规定。

youdao

A process-control system is often a regulator. However, a complicated process-control system may possibly contain several devices which could be defined as servo-mechanisms.

过程控制系统通常是一个调节器。然而一个复杂的过程控制系统可能包含好几个被称为伺服机构的装置。

youdao

In a presentation at the Black Hat and Defcon security conference in July, for instance, French security researcher Andre Costin presented vulnerabilities in the next-generation air traffic control system known as ADS-B that he said would allow a hacker with a software-defined radio to track and even spoof planes in the sky, potentially creating dangerous distractions for pilots.

FORBES: DARPA-Funded Radio HackRF Aims To Be A $300 Wireless Swiss Army Knife For Hackers