首页
登录
职称英语
[audioFiles]2016m8x/audio_ezfj_ezflisteningd_201607_102[/audioFiles] Applica
[audioFiles]2016m8x/audio_ezfj_ezflisteningd_201607_102[/audioFiles] Applica
游客
2023-11-01
10
管理
问题
选项
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. / Mappers and builders use laser technology every day. / For example, drawing a perfectly level straight line on a construction site is easy using a laser. /
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. / Laser barcode scanners have changed how stores record almost everything. / They help businesses keep track of products. / They help in storage and every detail of the supply process. /
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。
转载请注明原文地址:https://tihaiku.com/zcyy/3149133.html
相关试题推荐
[audioFiles]2016m6x/audio_ezfm_009_201606[/audioFiles]P
[audioFiles]2016m6x/audio_ezfm_017_201606[/audioFiles]
[audioFiles]2016m6x/audio_ezfm_013_201606[/audioFiles]
[audioFiles]2016m8x/audio_ezfj_ezflisteningd_201607_130[/audioFiles]Christm
[audioFiles]2016m8x/audio_ezfj_ezflisteningd_201607_129[/audioFiles]Dayof
[audioFiles]2016m8x/audio_ezfj_ezflisteningd_201607_128[/audioFiles]Pubs
[audioFiles]2016m8x/audio_ezfj_ezflisteningd_201607_127[/audioFiles]Breakfa
[audioFiles]2016m8x/audio_ezfj_ezflisteningd_201607_126[/audioFiles]Restaur
[audioFiles]2016m8x/audio_ezfj_ezflisteningd_201607_124[/audioFiles]Speechw
[audioFiles]2016m8x/audio_ezfj_ezflisteningd_201607_122[/audioFiles]Fairs
随机试题
[originaltext]IntheUnitedStatestoday,therearetwomajorparties—the
ElevensummersagoIwassenttoamanagementprogramattheWhartonSchool
Choiceblindness:Youdon’tknowwhatyouwantWehaveallh
一份商标注册申请书可以申报()A.一件商标、一个类别 B.多件商标、一个类
关于土地所有权的内容,下列选项中说法正确的是( )。A.占有是对土地事实管领的
A.Ca2+ B.抗凝血酶Ⅲ C.纤溶酶原 D.因子Ⅲ E.因子Ⅻ与血管
第1鳃裂瘘管内瘘口位于()A.咽后壁 B.梨状窝 C.外耳道软骨
某建设项目,基建拨款为3000万元,项目资本为950万元,项目资本公积金为130
甲状腺功能亢进用放射性碘治疗原理是A.抑制下丘脑 B.适量损毁腺体 C.对抗
关于附加税的说法,正确的是( )。A.附加税是加成征收的简称 B.附加税一般
最新回复
(
0
)