资讯

CNET on MSN3 天
Orb Is the Internet Speed Test Your Wi-Fi Has Been Waiting For
Orb is a free, sophisticated speed testing application. It doesn’t just test your download and upload speeds; it measures the ...
The Express Tribune1 天
Japan breaks internet speed record
Japan has set a new world record for internet speed, reaching 1.02 petabits per second in a controlled laboratory environment ...
CCTV.com English10 小时
China unveils world's fastest high-speed train model: CR450
China recently unveiled the CR450, a new high-speed train prototype designed to be the world's fastest, with a top operational speed of 400 km/h (249 mph) and test speeds reaching 450 km/h (280 mph).
DRDO, IAF successfully test fire indigenous Astra beyond visual range missile from Su-30 Mk-I
During the tests, two launches were carried out against high-speed unmanned aerial targets at different ranges, target ...
DRDO, IAF successfully test indigenous Astra Missile with Radio Frequency Seeker from Su-30 MKI
DRDO and IAF successfully test indigenous Astra missile with RF seeker, achieving pinpoint accuracy against aerial targets.