首页
登录
职称英语
The word horsepower was first used two hundred years ago. James Watt had mad
The word horsepower was first used two hundred years ago. James Watt had mad
游客
2023-10-02
20
管理
问题
The word horsepower was first used two hundred years ago. James Watt had made the world’ s first【B1】______used steam engine. He had no way of telling people【B2】______how powerful it was, for at that time there were no units for measuring power. Watt decided to【B3】______how much work one【B4】______horse could do in one minute. He called that unit one horsepower. With this unit he could measure die work his steam engine could do. He【B5】______that a horse could lift a 3,300-pound weight 10 feet into me air in one minute. His engine could lift a 3, 300-pound weight 100 feet in one minute. Because his engine did ten times as much work as the horse, Watt called it a ten horsepower engine. [br] 【B5】
选项
答案
discovered
解析
discover意为“发现”,作谓语。
转载请注明原文地址:https://tihaiku.com/zcyy/3063590.html
相关试题推荐
Companiessometimesreceivehundredsofapplicationsforasinglejob,andi
Companiessometimesreceivehundredsofapplicationsforasinglejob,andi
Thewordhorsepowerwasfirstusedtwohundredyearsago.JamesWatthadmade
Thewordhorsepowerwasfirstusedtwohundredyearsago.JamesWatthadmade
Thewordhorsepowerwasfirstusedtwohundredyearsago.JamesWatthadmad
Thewordhorsepowerwasfirstusedtwohundredyearsago.JamesWatthadmad
Thewordhorsepowerwasfirstusedtwohundredyearsago.JamesWatthadmad
Thewordhorsepowerwasfirstusedtwohundredyearsago.JamesWatthadmad
Overfivehundredyearsago,amandesigneda(11)machine.Healsoinvente
Overfivehundredyearsago,amandesigneda(11)machine.Healsoinvente
随机试题
[originaltext]W:John,hurryup!Thebusiscoming.M:ButIwanttobuyanew
AcidRainWhatIsAcidRain?"
Betweenabout1920to1930,newartisticmove-【M1】_____
Theworld’sleadingclimatescientistshavesetoutindetailforthefirst
WhenCaptainCookaskedthechiefsinTahitiwhytheyalwaysate【B1】______,
一家科研机构公布的调查结果显示,在图书阅读率持续下降的情况下,网上阅读率却逐年上
()是亚洲第一位诺贝尔文学奖获得者、诗人、小说家,诗集有《飞鸟集》《新月集》。
下列有关胃食管反流病烧心的描述,错误的是A.烧心是指胸骨后或剑突下烧灼感 B.
保护期分别为30年、20年、10年的是A.一级保护的野生药材物种 B.二级保护
单位负责人对本单位的会计工作和会计资料的真实性、完整性负责。()
最新回复
(
0
)