用“convection cell”造句大全,convection cell造句
mantle convection cell
Two main kinds of solar convection cells exist —granulation cells about 600 miles (1,000 kilometers) wide and supergranulation cells about 20,000 miles (30,000 kilometers) in diameter.
mantle convection cell
Two main kinds of solar convection cells exist —granulation cells about 600 miles (1,000 kilometers) wide and supergranulation cells about 20,000 miles (30,000 kilometers) in diameter.