utility tunnel meaning in English

管线廊道

Experiment and numerical simulation of gas diffusion in utility tunnels
管廊内燃气泄漏扩散的模型试验与数值仿真
Application of the new method for municipal pipeline construction - the utility tunnel construction is inevitable
新的市政管线建设方式市政综合管廊的建设不可避免的摆在了议事日程上。
In this paper , based on summary of traditional embedment of pipelines and the utility tunnel construction as well as the analysis on the development of the urban construction , the inevitability of applying utility tunnel construction in beijing is pointed out and some countermeasures for its realization are investigated
文章通过对传统市政管线直理建设方式与综合管廊建设方式的总结，以及分析城市建设发展的要求，指出综合管廊的建设是北京市重点地区市政管线设施建设的必然方式，并对综合管廊建设的实施对策进行了初步探讨。