free-air space 中文意思是什麼
free-air space
解釋
自由氣隙-
In harsh climate region, the air temperature changes greatly between winter and summer. rcc dam are usually placed without bulk and longitudinal joints, and left free in winter. thus, it ' s unique thermal stress time - space distribution rule increases the difficulty of temperature control and crack control of rcc dam
由於嚴寒地區冬季氣候寒冷、年內氣溫變化幅度大；碾壓混凝土壩採取通倉澆築、不分縱縫以及越冬長間歇式的施工方法，使其具有獨特的溫度應力時空分佈規律，更增加了碾壓混凝土壩溫控與防裂難度。 -
The volume of starting air receivers, converted to free air volume, shall be added to the gross volume of the machinery space when calculating the necessary quantity of extinguishing medium
計算滅火劑的必要劑量時，起動空氣瓶的容積，換算成大氣體積，加上機艙處所的總容積。 -
Chapter 5, taking the study method of time and space, raises a variety of tourism shopping layouts with the core of hotel, tourism attractive commodity and tourism shop, analyzing the required shopping facilities for tourism shopping, mainly introducing the development of tax - free shop, plaza and open - air market
第五章採用旅遊者時間? ?空間分析方法，提出了以飯店、旅遊吸引物和旅遊商店為核心的不同類型的旅遊購物設施布局，分析了旅遊購物所需要的購物設施，重點介紹了免稅店、大型購物中心及露天市場的發展。
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