A line used as both sterile and maintaining line
Dual purpose line with nucleic male sterile line
Fault Cutoff Line Allan Line
Male sterility line and maintainer line
velocity line of arc line short band
“ No 1 Military” project
A chain is no stronger than its weakest link
a fair field and no favor
a matter of no great urgency
A rolling stone gathers no moss
agonic line {agonic line of no declination}
an open flame heating with little or no oxygen