guǎn​xiàn

utility lines

管线 (管線) guǎn​xiàn
utility lines noun
a general term for various infrastructure conduits, including pipes, cables, and wires for water, power, or telecommunications

Before excavating the ground, the location of underground pipelines must be verified.

pipeline noun
a pipe or system of pipes used for the transport of fluids or gases like oil or natural gas

This cross-border natural gas pipeline has officially gone into operation.

Frequency

Movie subtitles
1.67 per million appears in 0% of films
Written text
6.43 per million

Sources

Definitions
CC-CEDICT