A drop-leg pipe connects the valves to the dead-headed diaphragm housing.

气体分流管将阀连接到滑封隔膜套。

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Usually a pipe, known as a dip leg, is connected to this bottom outlet and, in catalytic cracking, serves to convey the solids back to the catalyst bed.

一般有一个通称为料腿的管子与此底部出口相连，在催化裂化中用此料腿将固体送回到催化剂床层。

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Taking the leg pile and horizontal bar of the platform as example to verify the index can also be applied to crack diagnosis of the pipe on platform.

通过对平台桩腿和水平杆的计算，验证了本文的裂纹诊断指标——振型差值曲率对导管架平台的管构件同样适用。

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