ducted air 中文意思是什麼
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Thermal performance of domestic gas appliances - specification for thermal performance of combined appliances : fanned - circulation ducted - air heater circulator
家用燃氣器具熱性能.第6部分:組合器具熱性能規范:通風循環導管空氣加熱器循環器 -
Gas engine driven heat pump air conditioners - part 3 : ducted gas engine driven heat pump air conditioners - testing and rating for performance
燃氣發動機驅動的熱泵空調器.第3部分:有管道輸送的燃氣發動機驅動的熱泵空調器.性能的試驗和額定值 -
Gas engine driven heat pump air conditioners - part 2 : non - ducted gas engine driven heat pump air conditioners - testing and rating for performance
燃氣發動機驅動的熱泵空調器.第2部分:無管道輸送的燃氣發動機驅動的熱泵空調器.性能的試驗和額定值 -
In this paper, simple reacting flow model in solid - propellant ducted rocket combustor based on eddy break - up model is established. the model is used to simulate the three - dimensional combustion flowfields in an experimental motor. some factors how to affect the combustion efficiency are discussed in the paper, including air intake and gas generator nozzle
本文基於簡單反應的旋渦分裂模型，建立了固體火箭沖壓發動機補燃室內的湍流燃燒模型，並在該模型下對某實驗發動機進行了三維數值模擬，研究了補燃室設計參數包括進氣道出口設計參數和燃氣發生器噴管設計參數對燃燒效率的影響。 -
Acoustics - laboratory measurement procedures for ducted silencers and air - terminal units - insertion loss, flow noise and total pressure loss iso 7235 : 2003 ; german version en iso 7235 : 2003
聲學.管道消音器和空氣界面裝置的實驗室測量步驟.插 -
Acoustics - laboratory measurement procedures for ducted silencers and air - terminal units - insertion loss, flow noise and total pressure loss
聲學.管道消音器和氣體終端設備的實驗室測量步驟.插入損失流動噪聲和總壓損失 -
Ducted air - conditioners and air - to - air heat pumps - testing and rating for performance
管道通風空調和空氣對空氣熱泵.性能的試驗和額定值 -
Methods of testing for rating ducted air terminal units
評定管道式空氣終端裝置的測試方法 -
Non - ducted air conditioners and heat pumps - testing and rating for performance
非管道式空調和熱泵.性能試驗和評定 -
2 3. installation and maintenance of gas - fired ducted air heaters of rated input not exceeding 70 kw net 2nd and 3rd family gases - specification
額定輸入凈值不超過70kw的燃氣管道式空氣加熱器的安裝和維修
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