【摘要】 现场总线近年来成为国际上过程控制领域的关注热点，本文介绍了近两年来有关现场总线标准的制定及现场总线产品的开发情况。更多还原

【Abstract】 Internationally,the field bus is becoming popular in the domain of process control.Working-out of field bus standards and development of its products in the past two years are introduced in this article.更多还原