The invention of the automatic sprinkler gave farmers the power to act upon the answers to those questions.
同时浇水的频率又应该是多少呢？自动洒水器的发明让农场主们能根据上述问题的答案来实施浇灌。
Fire detection systems, and automatic sprinkler systems are appropriate measures to ensure fire safety of historic buildings.
火灾自动报警和自动灭火技术是提高古建筑抗御火灾能力的有效措施。
At the same time with an automatic sprinkler wax foam and water features, so that after cleaning the car such as the new bright and clean.
同时具有自动喷洒泡沫和水蜡的功能，使清洗后的爱车光洁如新。
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