switching by means of equal-length code
two-equal length code dialing
Beam With Compression Steel
compression with small cecentrieity
Compression with small eccentricity
compression-compression fatigue
double-compression with
equal compression ratio
hot compression with double-pass
single machine compression with double stage
twin machine compression with double stage
double-compression with expander driving high-pressure stage
alternating run-length code
alternation and run-length code