低空卫士China has developed a homemade laser defense system that targets low-flying, light unmanned aircraft, Xinhua reported on Nov 2. “The Guardian of Low Altitude” has a 2-kilometer range and can ……

低空经济低空经济low-altitude economylow-altitude economyWith the widespread application of drones (无人机) in various industries, the low-altitude economy is entering the public eye. The “low-altitude economy ……

LIU FANG / USING AI  无人机“飞手”非常抢手无人机“飞手”非常抢手China’s growing low-altitude economy offers exciting new opportunitiesChina’s growing low-altitude economy ……

A man goes low-altitude skydiving in Guizhou.  VCG  Guizhou attracts extreme sports... amazed people with his skills in low-altitude skydiving (低空跳伞). This was his second time ……

to the scene to help. But Yushu sits at about 4,000 meters above sea level. The high altitude, thin... trained rescuers were forced to leave after they showed signs of altitude sickness. Many of them felt ……

a rail line that can withstand extremely low temperatures China’s first high-speed, high-altitude...在极低气温下运行，英语只能意译为a rail line running through regions with extremely low winter temperatures或者a rail line ……

view of stars. It is better than any other site on the planet thanks to its high altitude (海拔), low... on the planet thanks to its high altitude (海拔), low temperature, long periods of continuous darkness ……

and Aerospace Exhibition runs through November 7.One of its highlights is a new "short-range ultra-low-altitude.... It can be used against low-flying military helicopters, ground-attack aircraft, unmanned aircraft ……

; VCG  China issues drone licenses to back the low-altitude economy China issues drone licenses to back the low-altitude economy 我国无人机操控员需求激增我国无人机操控员需求激增词数 340 建议阅读时间  ……

. It is said that Numtso is the guardian god of sheep. Every Year of the Sheep on the Tibetan calendar... at least). It will help your body deal with the altitude.Those who have a record of heart, lungs ……

的) environment, which is characterized by strong winds, unfavorably low temperatures, low carbon dioxide levels and strong sunlight.  At an altitude of about 5,000 meters near the southwestern tip of Ngari ……

a world record of atmospheric science observation at an altitude of 9,032 meters on May 15, reported..., resistant to radiation (辐射) and can withstand temperatures as low as -70 C. It has a volume of 9,060 ……

from low-altitude regions feel dizzy and have difficulty breathing. Some even vomit and suffer... been suffering from what is called altitude sickness. The region sits high up at an elevation ……

. 可能，可能性There is a low probability that you will be chosen.efficient adj. 有效的，效率高的The city's transport system is one of the most efficient in Europe.altitude n.（海拔）高度，高处Mountain climbers use oxygen when ……

AFTER keeping a low profile for more than half a year, WikiLeaks has got into trouble again..., WikiLeaks used to give documents to its media partners at first. These included the Guardian and the New ……