There are some difference in mechanics characteristics between plastic pipe and other metallic pipe.
塑料类管材同长期以来习惯应用的钢管等金属管道其力学特性有较大的区别。
The projecting portion 3 are formed by inwardly pressing and deforming a neighborhood of a front end portion of a metallic pipe body 2.
部分的预测由3人组成的内心冲压变形的一个金属管机构2前端部分街道。
This paper introduces the working principle of cathode protection in underground metallic pipe, expounds the essential of technique and constructed method .
介绍了埋地管线的阴极保护原理，阐述了埋地管道的阴极保护方法和牺牲阳极保护法选用及布点的技术要求。
The difficulty in pipe-detecting is the non-metallic pipe When the use of ground penetrating radar can not achieve good results, we can use another high-tech-high-density resistivity.
管线探测的难点是在非金属管线，当采用地质雷达方法无法取得良好的成果时，可以采用高密度电阻率法这一高新技术。
The paper lays the stress on the research of the application of metallic corrugate pipe and compensator in the thermodynamic pipe system of the blast furnace.
本文重点研究金属波纹管及波纹补偿器在高炉炼铁系统的热力管道中的应用。
Conventional unbonded flexible pipe designs are a multi-layer construction based upon a thermoplastic pipe liner reinforced with metallic materials.
常规的无粘结柔性管采用的是多层构造，主要为金属材料增强的热塑性管道衬里。
The design concept consists of a hybrid composite and metallic/ polymer flexible pipe with optimized mass per unit length for ultra-deepwater applications.
设计的基本思想是开发一款可适用于超深水应用的，具有最优单位长度质量的混合复合材料和金属/聚合物柔性管。
A vacuum adsorption nozzle is stuck on the center of the bottom surface of the metallic film of the flat plate, and a vacuum adsorption pipe is connected with an outlet of a vacuum adsorption device.
平板金属膜底面中央贴设有真空吸附管口，真空吸附管连接真空吸附装置的出口。
A vacuum adsorption nozzle is stuck on the center of the bottom surface of the metallic film of the flat plate, and a vacuum adsorption pipe is connected with an outlet of a vacuum adsorption device.
平板金属膜底面中央贴设有真空吸附管口，真空吸附管连接真空吸附装置的出口。
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