gate as a single structure

Main single structure

Single Path

Single path algorithm

Single structure sealing

single-path diagonal-beam flowmeter

single-path ratio thermometer

Single-path Routing

single-path testing

single-path transmission

automatic single path error correction

air path structure

logical access path structure

multiple path structure

banded structure structure

“single seat， single vote” system

1# Generator Single Unit Initiating Single Pump

cable-stayed bridge with a single tower and single

cable-stayed bridge with single cable plane and single tower