girder hook吊梁: hanging beam; suspension gir ...钩: hook舱口吊梁钩: beam hooks吊梁: hanging beam; suspension girder抓梁钩: beam grab下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:吊梁钩，即可在微信中查询翻译
