a long tube made of metal or plastic that is used to carry water or oil or gas etc. 同义词：pipe, piping,
a fee charged for the use of pipes
例句与用法
1.
Aydogdu schweisstechnik leads high - quality services and products to piping construction , construction of pipage system in addition to pipework system construction , plant construction and to inert gas welding 该企业竭诚为贵公司介绍关于焊接、管道结构、管道安装、焊接操作以及工业设备制造和设备制造费用信息，请拨打0781 / 65121 。
2.
Then , the change of the pressure of the concrete in the pipage is studied . lastly , the pressure losing and the error of the routine measure are discussed . chapter three discusses the fussy self - study issues based on the concrete technology the first section expounds the basic fuzzy self - study theory 首先介绍泵送混凝土的流动特征，接着研究泵送混凝土在输送管中泵送压力的变化，并分析影响泵送压力损失的因素，从而讨论常规计量方法的缺陷第三章主要是针对前章理论模型应用模糊自学习技术。
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