Instrumentation and Control仪表和控制 Instrumentation and Communications仪器和通讯 Installation & Commissioning安装和调试 Installation and Checkout安装与测试 Industrial and Commercial工业和商业 Implementation & Compliance实施和顺从 Invest & Corporate (SociÉtÉ d'incubation)Invest & Corporate (SociÉtÉ d'incubation) Immobilienanalyse und Consulting (German: Real Estate Analysis and Consulting)Immobilienanalyse和咨询(德国房地产咨询和分析) Information and Communication信息与通信 Issues & Criteria问题及标准 Issues and Criteria问题和标准