[固定建筑物] 溢出保护卫生设备; 溢出保护卫生设施 sanitary installation: 卫生设备; 卫生设施; 卫生装置overflow installation: 溢流设备sanitary protection: 卫生防护sanitary protection of water source: 水源卫生防护sanitary protection zone: 卫生保护区; 卫生防护带; 卫生防护区下载手机词典可随时随地查词查翻译