Meanings

fineness or coarseness

crude construction

crude steel

crude ore

carelessness

mass production of inferior goods

bark

simple life

simple life

sake (implied to be low-grade)

coarse cloth

plain clothing

rough-hewn

dish consisting of bony fish parts boiled in soy sauce

corn or granular snow

coarse, low-grade tea

coarseness and fineness

black copper

extensive agriculture

ore