A horizontal smoke pipe adopts a spring suspender and a central roller support, and the friction resistance generated by the thermal expansion the pipe when moving is reduced.

水平烟管采用弹簧吊、中心滚动支座，可减少管道热膨胀移动时的摩擦阻力；

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The water pipe (4) of the smoke pipe (5) reduces the flowing section of the smoke channel, speeds up the smoke flow, improving the heat transmission performance and efficiency.

烟管（5）中的水管（4）减小了烟道流动截面积、 加大了烟气流速，使得烟气传热性能增强、热效率高。

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The smoke channel is connected into the smoke and dust separation room that contains water by smoke pipes, the smoke is led to the lower part of the boiler by the blower through a twice smoke pipe.

所述的烟道通过烟管接入装有水的烟尘分离室内，烟气经二次烟管由风机再引入锅炉下部。

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Dimmitt recalls "ashtrays in church pews, smoking in the classroom and blowing pipe smoke all over the students!"

CNN: If smoking is so bad for you, who still does it?

According to the National Cancer Institute and American Cancer Society, secondhand smoke is the combination of two types of smoke that is produced when burning tobacco: the smoke that comes from the burning end of a cigarette, cigar or pipe and the smoke that is exhaled by the smoker.

CNN: Study: Smoke-free laws may cut heart attack hospitalizations

That's when all eyes will turn to the 6-foot-high copper chimney erected atop the Sistine Chapel to pipe out puffs of smoke to tell the world if there's a new pope.

NPR: Conclave To Elect Next Pope Opens Amid Uncertainty