70 HVI High viscosity index 高粘度指数
71 IBL Inside Battery Limits (Same as ISBL) 界区内
72 IBP Initial Boiling Point 初馏点，初沸点
73 IEC International Electro-technical Commission 国际电工委员会
74 IFA Issued for Approval 用于正式批准
75 IFB Issued for Bid 用于招标
76 IFC Issued for Construction 用于施工
77 IFD Issued for Design 用于想象
78 IFH Issued for HAZOP 用于危险与可操作性研究
79 ISBL Inside Battery Limits (same as IBL) 界区内
80 ISO International Standardization Organization 国际标准化组织
81 IS Information System and Technology (same as IT) 信息系统和技术
82 ITB Invitation to Bid 邀标书
83 JV Joint Venture 合营者
84 KW Kilo-Watt 千瓦
85 LAN Local Area Network 局域网
86 LC Letter of Credit信用证
87 LCC Life Cycle Cost 寿命周期成本
88 LCCO Light catalytic cycle oil 催化裂化轻循环油
89 LCGO Light coker gas oil 焦化轻瓦斯油
90 LCN Light coker naphtha 焦化轻汽油
91 LCO Light cycle oil 轻循环油
92 LDE Lead Discipline Engineer 专业负责人
93 LDPE Low Density Polyethylene 低密度聚乙烯
94 Level 1 High Level Schedules, control documents
used for control of total scope 项目计划1
95 Level 2 Intermediate Level Schedules, control documents designed to control scope at unit, area, department, contract or discipline level 项目计划2
96 Level 3 Detailed Schedules, control documents designed to control and report the status of individual deliverables, e.g. documents, requisitions etc. 项目计划3
