socket and spigot joint_机械英汉词典
socket and spigot joint
[机械英汉词典]
socket and spigot joint承插接合
是什么意思，socket and spigot joint的解释，socket and spigot joint的翻译
承插接合
socket and spigot joint_机械英汉词典socket and spigot joint
[机械英汉词典]
socket and spigot joint是什么意思，socket and spigot joint的解释，socket and spigot joint的翻译
