The paper briefs a series monitoring instruments for large diameter pipe gas flow.

介绍了一系列大管道气体流量检测仪表。

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The product is suitable for storage containers and large diameter pipe heat preservation.

该产品适用于贮罐容器和大口径管道的保温。

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A geothermic system where using a small fan, air is drawn from the bedroom through 30cm diameter pipe buried underground.

阿地热系统在使用一个小风扇，空气是来自卧室通过埋在地下30厘米直径的管道。

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Each day 870, 000 liters of sewage pass through before being discharged, 99% decontaminated, through a 25-centimeter-diameter pipe into the harbor where grade-schoolers learn to tack.

FORBES: Muckraker

Inside the riser pipe is a space about half a meter in diameter, large enough to hold the spinning drill pipe and bit and to allow the return flow of drilling fluid.

FORBES: The delicate art of sucking up

In the video, officials were shown removing the pipe from a ceiling that apparently was just below the restroom and then, at the hospital, using pliers and saws to gently pull apart the pipe, which was about 10 centimeters (about 3 inches) in diameter.

NPR: Reports: Woman Who Reported Newborn In Pipe Is Mom