automatic sprinkler system短语¹⁴⁴⁹⁷²⁺² 基本例句 自动犬系统,自动撒水灭火装置 All rooms are equipped with smoke sensors and automatic sprinkler system as well as monitor in passage and guest lifts. The security Department provides24 hours security service for you. 客用电梯及客房走廊装用探头，安全部设监控中心，并有保安人员24小时为您提供服务。 http://dj.iciba.com