ctg也作為三角函數(shù)中余切的符號，現(xiàn)已停用，僅在20世紀90年代以前出版的書籍中使用，目前使用符號為cot。

作為縮寫

CTG有以下縮寫

CTG Cartridge

CTG Cradle-To-Grave

CTG Cardiotocograph

CTG Center for Technology in Government - SUNY, Albany, New York

CTG China Trumpet Guild

CTG China Railway Tunnel Group - 中鐵隧道集團

CTG Computer Task Group - IT consulting company; Buffalo, NY, USA

CTG Centro Turistico Giovanile - Italian: Turistic Center for Young People

CTG Centro de Tradi??es Gaúchas - Gaucho Cultural Associations

CTG Council for Trade in Goods

CTG Center Theatre Group - Los Angeles, CA, USA

CTG Centre for Technical Geoscience - Netherlands

CTG CICS Transaction Gateway - IBM

CTG Commander, Task Group

CTG Cadet Training Group

CTG Comprehensive Technical Group

CTG Control Techniques Guidelines

CTG Cartagena, Colombia – Rafael Nunez - Airport Code

CTG Combustion Turbine Generator

CTG Control Technology Guidelines

CTG Core Technical Group

CTG Commander's Training Guidance

CTG Career Training Guide

CTG Corporation Test Group

CTG Casino Table Game

CTG Constrained Taskflow Graph

CTG Computing and Technology Group

CTG Coolant Turbine Generator

CTG Computer Technology Group

余切函數(shù)

ctg也作為三角函數(shù)中余切的符號，現(xiàn)已停用，僅在20世紀90年代以前出版的書籍中使用，使用符號為cot。