sampling of a stack

用法例句

He looked around for a chimney from which no smoke issued, and having reached it, he disappeared through the orifice without being seen by any one.

他四面环顾，找到一个不冒烟的烟囱，爬到那儿以后，他就神不知鬼不觉地消失到那烟囱口里了。

stack flame arrester

烟囱出口火焰消除器

the throat of the vase or the throat of a chimney.

“花瓶的嗓口”或“烟囱的嗓口”。

There was a small chimney, heavily barred across, a few feet within.

进门几步有一个小小的烟囱，烟囱进口也用沉重的铁栅封闭。

Numerical Simulation of Precutting′s Angle and Height of Chimney Blasting

烟囱爆破切口角度高度数值模拟研究

A windscreen for a chimney.

烟囱罩烟囱的挡风屏

which still poured forth from their hospitable throats great clouds of smoke,

烟囱照旧通过它们的宽大的喉咙大口大口地喷吐出浓烟，

An open recess for holding a fire at the base of a chimney; a hearth.

壁炉用于在烟囱底部燃火的敞口的凹窝；炉床

The geological characteristics and genesis of Yan Cong Qiao Zi gold deposit ,Meihekou City

梅河口市烟囱桥子金矿床地质特征及成因探讨

point a wall, chimney, etc

勾墙、 烟囱等的缝.

sweep the chimney(free of soot)

打扫烟囱（的煤炱）

Inspect the convenience and reliability of all kinds of doors、windows、manhole covers、hatch .Inspect the closing of louver of funnel.

检查各种门、窗、人孔盖、烟囱百叶窗、舱口盖操作的便利性和可靠性。检测烟囱百叶窗的闭合性。

Design and Implementation of Select and Compute System of Expand Container and Chimney Outlet Velocity;

扩容器和烟囱出口烟速选择计算系统的设计与实现

The chimney blew out a cloud of black smoke

烟囱里冒出一股黑烟。

a cloud of black smoke blew out from the chimney

一股黑烟从烟囱中冒出。

The stove chimney discharged dark smoke.

火炉的烟囱冒出黑烟。

smoky chimneys, fires, etc

冒烟的烟囱、 炉火等

chimneys smoking in the cold air.

在冷空气中冒烟的烟囱