1999 (MCMXCIX) was a common year starting on Friday of the Gregorian calendar, the 1999th year of the Common Era (CE) and Anno Domini (AD) designations, the 999th year of the 2nd millennium, the 99th year of the 20th century, and the 10th and last year of the 1990s decade. 1999 was designated as the。 See more
日立商用空調系統提供兩種室內機選擇（壁掛型和埋入型），定速機型冷氣能力分別為8.2kW或9.7kW。 可依實際需求進行選擇。 – 靈活設計，輕鬆安裝。 室內機和室外機之間擁有最大配管長度和高度差，滿足常配管安裝環境需求。 全冷。
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1999
