ウェブ18 時間前 · The maglev system was co-developed by the South Korea Institute of Machinery and Materials (KIMM) and Hyundai Rotem. [51] [52] [53] It is 6.1 kilometres …
ウェブ18 時間前 · Curtiss XP-46. The Curtiss P-40 Warhawk is an American single-engined, single-seat, all-metal fighter-bomber that first flew in 1938. The P-40 design was a …
ウェブ18 時間前 · Quantum computing. Quantum System One, a quantum computer by IBM from 2019 with 20 superconducting qubits [1] A quantum computer is a computer that …