【机械工程】成形加工，维护

colony-forming unit-culture, CFU-C

plaque forming units

habit-forming

colony-forming unit-granulocyte and monocyte\nCFU-GM\n组织

flow forming【机】;flow turning【机】;rotary extrusion【机】

plaque forming unit\nPGU\n病毒

reef coral（reef-forming coral）

rock forming minerals