2. 外语
  3. Applications of Lasers Lasers have numerous applications in various fields. / They have made measurement an exact science

Applications of Lasers Lasers have numerous applications in various fields. / They have made measurement an exact science

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答案 Applications of Lasers Lasers have numerous applications in various fields. / They have made measurement an exact science. / Astronomers have used lasers to measure the moon’s distance from Earth to within a few centimeters. / Manufacturers have used lasers for years to cut and join metal parts. / And the jewelry industry uses lasers / to write on the surface of the world’s hardest substance, diamonds. / Lasers have also changed the way we live. / Super-fast Internet connections let people watch movies / and send huge amounts of information at the speed of light. / Laser printers can print out forms and documents quickly and are relatively low in cost. /
解析                                                                                     激光的用途
       激光在众多领域有着各种各样的应用。激光使得测量成为一门精确的科学。宇航员利用激光把月球到地球距离的数据测量精确到厘米。此外，激光还可用于各种金属零件及特殊材料的切割和焊接等等。现在，激光已经融入了我们的日常生活并让我们的生活更加便利。
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