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
46
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:http://tihaiku.com/zcyy/3066140.html
相关试题推荐
Overfivehundredyearsago,amandesigneda【B1】______machine.Healsoinve
Overfivehundredyearsago,amandesigneda【B1】______machine.Healsoinve
Overfivehundredyearsago,amandesigneda【B1】______machine.Healsoinve
Thewordhorsepowerwasfirstusedtwohundredyearsago.JamesWatthadmad
Thewordhorsepowerwasfirstusedtwohundredyearsago.JamesWatthadmad
Thewordhorsepowerwasfirstusedtwohundredyearsago.JamesWatthadmad
Thewordhorsepowerwasfirstusedtwohundredyearsago.JamesWatthadmad
Thewordhorsepowerwasfirstusedtwohundredyearsago.JamesWatthadmad
Thewordhorsepowerwasfirstusedtwohundredyearsago.JamesWatthadmad
Thewordhorsepowerwasfirstusedtwohundredyearsago.JamesWatthadmad
随机试题
ThesinglebusinessofHenryThoreau,duringfortyoddyearsofeageractivi
[audioFiles]audio_eusm_j01_260(20099)[/audioFiles]A、Tomisveryresponsible.B、
Solarpowerisonekindofcleanenergiesthatareformsofenergywhichdo
不符合直接Cooms试验的是A.检测结合在红细胞表面的不完全抗体 B.可用做定
A.σ≤σ,τ<[τ] B. C. D.
法理学与部门法学的关系是A.整体与部分 B.理论与实践 C.一般与特殊 D
简述第二次世界大战的原因和性质。
对我国现阶段“三农”政策的理解不准确的是()。A.扶贫标准是农民人均纯收入2
(2021年真题)汇票未记载付款日期,见票即付,无须承兑()。
采用环形开挖预留核心土法施工时,可能使围岩变形增大的因素是()。A.围岩要经多
最新回复
(
0
)