Material of instruction; Subject matter; Matter for teaching

material of instruction; matter for teaching; subject matter; subject-matter

Unstable pluse dead-time processes with dead-time

Matter for teaching; Material of instruction; Subject matter

ratio of fresh matter to dry matter

Subject-matter; Material of instruction; Matter for teaching

“dead heart” moth

a dead dog

a dead duck

a dead frost

a dead heat

a dead lift

a dead pig

a dead season

a dead secret

a dead shot

a dead zone

a zero dead pixel policy

abrupt dead