primary air

基本解釋

The curve of relationship between flame speeds and the primary air ratio is got, and when primary air ratio is about 0.
得出了二甲醚火焰?zhèn)鞑ニ俣扰c一次空氣系數(shù)的關(guān)系曲線，并且在一次空氣系數(shù)約為0。
In experiment, steady operating point of combustion can be obtained mainly by setting primary air factor and the size of spout.
在實(shí)驗(yàn)中，主要通過調(diào)整一次空氣系數(shù)和引射器噴口的大小，達(dá)到穩(wěn)定燃燒的運(yùn)行工況。
Based on the experimental result and flame stability theory, the possibility to obtain the optimum parameters of the burners are discussed under different primary air coefficient.
在實(shí)驗(yàn)結(jié)果的基礎(chǔ)上利用火焰穩(wěn)定理論，論證了在不同一次空氣系數(shù)時(shí)獲得最佳燃燒器參數(shù)的可能性。

Suddenly, he remembered how he had to hold two water buckets up in the air in primary school, along with the faces of the headmaster and his homeroom teacher.
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一次風(fēng)
At the same time, the primary air system was monitored on-line.
與此同時(shí)對(duì)鍋爐一次風(fēng)系統(tǒng)進(jìn)行了在線監(jiān)測(cè)。
機(jī)械工程
一次風(fēng)
一次空氣