首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
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. /
admin
2016-07-18
64
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://kaotiyun.com/show/sJPK777K
0
专业英语四级
相关试题推荐
Jobsatisfactionisabusinesstermthatreferstoaperson’scontentmentwithhisorherjob.Numerousfactorscan【C1】______to
Everyonelovesanunderdog.ThenewsofDetroit’sbankruptcyonJuly18th,thelargesteverfiledbyanAmericancity,madehead
BeingwithSeamusHeaneywaslikebeingwithtwopeopleatonce.Ontheonehand,hewasnoble,statesmanlike,slightlyformidab
Thenear-treblingofuniversitytuitionfeeshasdeterredworking-classboysfromstudyingfordegrees,buthadtheoppositeeff
Ayearago,monetaryunionlookedasifitwasheadingforcertaindeath,withtheEuropeanbankingsysteminapparentmeltdown
Ihadateacheroncewhocalledhisstudents"idiots"whentheyscrewedup.Hewasourorchestraconductor,afierceUkrainiani
CollegesportsintheUnitedStatesareahugedeal.AlmostallmajorAmericanuniversitieshavefootball,baseball,basketball
Therewasalargecrowdofdemonstrators______againstthepensionreform.
Foryears,JorgeDelPinal’sjobasassistantchiefoftheCensusBureau’sPopulationDivisionwastofitpeopleintoneat,distin
Thedestructionofthemosquehas______angerthroughouttheMuslimworld.
随机试题
躯体旋转运动时产生的眼震颤属于
不属于口外片的是
下列的表述中关于施工组织总设计的主要内容是()。
孩子们最喜欢的全园性视觉探索活动开始了,冰冰来到了编织区。在编织区的一个角落里,拉着放射状的绳子(表示蜘蛛网的中轴线),墙上挂着一些不同颜色的毛线和细包装带,贴着一张蜘蛛网的示意图。冰冰在老师的正确指导下,编成了一个漂亮的蜘蛛网。结合案例,分析幼儿
阅读下列材料,回答问题。材料一:党的十九大报告指出,改革开放之初,我们党发出了走自己的路、建设中国特色社会主义的伟大号召。从那时以来,我们党团结带领全国各族人民不懈奋斗,推动我国经济实力、科技实力、国防实力、综合国力进入世界前列,推动我国国际地位实现
【曾纪泽】中国社会科学院2014年中国近现代史真题;南京大学2018年中国近现代史真题
Whichofthefollowingstatementsistrueaccordingtowhatyouhear?
ThetransformationofjournalisminIndia—theworld’slargestdemocracyandoneofitsfastestgrowingeconomies—hasimplicati
Overtheyears,I’veheardafairnumberofslursshoutedatcampuscops.Seldomwerethey"pig"or"fascist."Farmoreoften,
Whenaconsumerfindsthatanitemsheorheboughtisfaultyordoesnotliveuptothemanufacturer’s【B1】______forit,thefir
最新回复
(
0
)