“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

cable-stayed bridge with single pylon and single c

dual single-input single-output model

fiber optic cable， single mode， standard， tightly buffered， single fiber

SDSL Single-Line Digital Subscriber Line，Single-Line DSL

single box single room

single channel single pulse

single column over single pile

single external illuminator and single receiver

single frequency and single-epoch

single generator single load equivalence method

Single hole with single initiation

single input single output control system

single input-single output

single input-single output modle

single instruction single data stream system