chimney stack

音标发音

Well, I'm having some problems with the chimney stack on the latest project. How should I go about modelling the dispersion of the smoke plume?
我碰到一些问题，是与最近这个项目中的烟囱有关的。我该怎样建立烟囱冒烟的扩散模型呢?
He was looking for damaged chimney stacks.
他在寻找坏了的烟道。
Sunshade construction area are net area between the wall and the wall to "square metres" basis, not less partition walls, through canopy columns, and the nearby chimney stack of covering.
天棚施工的面积均按墙与墙之间的净面积以“平方米”计算，不扣除间隔墙，穿过天棚的柱、垛和附近烟囱等所占面积。
How much do all these figures stack up to?
这些数字的总和是多少？
The chimney is almost choked up with soot.
烟囱几乎被烟垢堵住了。