Chea Visoth of the PPWSA recalls carrying water up to his flat from a roadside tank filled by a pipe illegally tapping the public system.
PPWSA的Chea Visoth回忆说当初供水到他的公寓的管道就是从路边公共供水系统的储水槽中引出来的。
Jingjing listened to the steady tapping as Arnel thumped a piece of pipe against the thick beam above their heads.
阿恩尔用力敲打头顶上方靠在粗梁上的一根管子，京京听着不断的敲击声。
This paper introduces the measure, welding method and inspection result to prevent the welding deformation formation of spiral-seam pipe header after tapping.
介绍了在螺旋焊缝汇管上焊接支管时的防变形措施、焊接方法和检验结果。
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