grout pipe system灌浆管: grout pipe系统: system灌浆管: [建筑] grout pipe◇灌浆管机 grouter; 灌浆管帷幕 [工业] grout curtain灌浆管机: grouter灌浆管帷幕: grout curtain下载手机词典可随时随地查词查翻译
