多级转速表输入连接
multitach input connection
输入连接标识符
ingress connection identifier
插接连接
cutting graftage connection
钢绞线搭接连接构造
linking conformation of strand tendons in crossover
管与管板连接接头
Connection Joint of Tubes and Tube Sheets
光纤对接连接器
fiber optic butting connector