๊ทธ๋ฆฌ๊ณ '์ธ์คํ๊ทธ๋จ'์์๋ ํํํ ์ผ์ ๋ชจ์ต๋ค๊ณผ ์ฌ๋ณต ํจ์ ์ฝ๋ ์ฌ์ง๋ค์ ๋ณผ ์ ์์ต๋ ๋ค.
The position of vehicles or people is determined by gear they carry that includes Global Positioning System, or GPS, technology, which uses a network of satellites orbiting the Earth to pinpoint the location of things on the ground.
posted by ๊น๋ฏผ๊ท Iraq Must Vote Despite Problems, UN Official SaysReutersSunday, January 9, 2005; 2:22 PMBy Lin Noueihed BAGHDAD Reuters - Iraq must push ahead with Jan.
Nationality: South Koreanโข " Fighting crime with science Law enforcement has used science to its advantage with DNA fingerprinting No.