New equipment, including the J-35A fighter jet, will debut at the 15th China International Aviation and Aerospace Exhibition, also known as Airshow China, China's Air Force announced on Tuesday. Apart ...

黑颈鸊鷉是鸊鷉科、鸊鷉属下的一种中型水鸟。体长25-34厘米，体重约0.5千克。嘴黑色，细而尖，微向上翘，眼红色。 栖于内陆淡水湖泊、河流 ...