It is particularly suitable for dual-pressure pneumatic system, which is precise energy-saving product required in high and low pressure pipe network optimization.
特别适合于双压气动系统，是高低压管网优化必选的精细节能产品。
A new type screw stem welder with capacitance stored energy welding, being high efficiency and used to the production for the pipe with stems outside is introduced.
介绍了为适应钉头管生产而开发研制的新型高效电容储能螺柱焊机。
Now the pipe-joint technology is universal used in the linking construction of the diaphragm wall because of its connection speed, high-performance, energy-saving, low consumption.
而接头管法连接由于其快捷、高效、节能、低耗的施工工艺，为目前地下连续墙施工中普遍应用的接头处理新技术。
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