curve tube pressure balance expansion joint 曲管压力平衡伸缩接头 paper joint tube 纸套管 straight tube pressure balance expansion joint 直管压力平衡型伸缩接头 ..
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This paper introduces some joints joint manner & principle, joint methods and demand of feedwater plastic tube for protecting condition.
本文介绍了各类环保给水塑料管的连接件种类、连接方式与原理、连接主要方法及要求。
This paper also presents a method to solve the tunnel axis displacement on line caused by angle error between tube center axis and datum of joint.
分析了对接面与管段中心线夹角误差对沉放后线路位置的影响，提出了控制隧道轴线偏差的措施；
In this paper, a few common joint ways of heat exchanger tube-to-tube sheet are analyzed and compared on manufacture, apply and repair.
文章对换热器中管子和管板的几种常用联接方式从制造、使用及维修的角度进行了分析、比较。
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