| 释义 |
bell and spigot joint插承接合bell and spigot joint插承接头双向☞bell and spigot joint-- faucet jointbell and spigot joint插承接頭化學工程名詞—兩岸化學工程名詞bell and spigot joint插承接頭物理化學儀器設備名詞bell and spigot joint插承接頭化學工程名詞bell and spigot joint插承接合;插承接頭機械工程bell and spigot joint插承接合造船工程名詞 |