1) annular denuder
环形扩散管
1.
The gasphase polycyclic aromatic hydrocarbons(PAHs)were trapped using annular denuder coated with XAD-2 resin that was applied from a hexane slurry.
建立了环形扩散管采集环境空气中气态多环芳烃的方法,采用平行实验分别比较了不同涂渍介质和不同吸附树脂对采样效率的影响。
2.
Compared to annular denuder, the collection efficiency and capacity of honeycomb denuder were higher than annular.
研究表明 :2 %HNO3 2 %甘油对气态硒的收集效率为 99 1%和环形扩散管 (AD)相比 ,HD的收集效率和收集容量都更大。
3.
An annular denuder system(ADS), which consisted of denuder tubes striping the reactive gases from air and leaving the particles on the filters was designed.
应用环形扩散管同时采集和分离空气中气态组分和气溶胶颗粒两种状态的污染物，解决了采集过程中气体和颗粒物相互干扰问题。
2) conic diffuse
锥形扩散管
1.
It will cause more back pressure for the design theory of active silencer when widening noise control frequency or enhancing noise reduction, The acoustic characteristics of a conic diffuse are analyzed in the method of mathematics and acoustic-electric Analogy A low frequency silencer with low flow-resistance is proved.
通过声电学类比和数学推导分析了锥形扩散管的声学特性,证明了其对于低频噪声有明显的抑制作用, 并几乎没有局部压力损失,可以有效地抑制气流再生噪声。
3) expansion nozzle
扩散形喷管
4) annular diffuser
环形扩散室;环形扩压段
5) diverging tube
扩散管，锥形管
6) divergent channel
扩散形喷管;扩张形流道
补充资料：天津钢管公司250连轧管机组的环形加热炉
天津钢管公司250连轧管机组的环形加热炉
天津钢管公司250连轧管机组 的环形加热炉
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条