EI期刊论文属于第二级A类学术论文，学术论文共分为六级，所以说，EI期刊论文属于高级别的学术论文，仅次于第一级T类学术论文，与SCI、ISTP、SSCI以及A&HCI同属于第二级A类学术论文。
EI权威期包括：
Civil Engineering
·Bioengineering
·Building Materials Properties
·Construction Materials
·Geology
·Ocean and Underwater
·Technology
·Pollution and Wastes
·Sanitary Engineering
·Transportation
·Water and Waterworks
Mining Engineering
·Fuel Technology
·Metal Groups
·Metallurgical Engineering
·Petroleum Engineering
Chemical Engineering
（化学工程）
·Agents and Industrial Chemicals
·Agricultural and Food Technolog
·Chemical Apparatus and Plants
·Chemical Engineering Processes
·Materials, Coatings and Finishes1
Mechanical Engineering
（机械工程）
·Aerospace
·Automotive
·Fluid Flow
·Heat and Thermodynamics
·Materials Handling
·Naval Architecture and Marine
·Nuclear Technology
·Plant and Power
·Railroad
Electrical Engineering
（电气工程）
·Computers and Data Processing
·Control Engineering
·Electronics and Communication
·Light and Optical Technology
·Sound and Acoustical
·Technology
·Electricity and Magnetism
·Electric Components and Equipment
·Electronic and Thermlonlc Materials
·Electronic Components and Tubes
General Engineering
（一般工程）
·Engineering Management
·Engineering Mathematics
·Engineering Physics
·Instruments and Measurement
工程检索过期刊物（Engineering
