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
The word horsepower was first used two hundred years ago. James Watt had made the world’s first widely used (11) . He had no w
The word horsepower was first used two hundred years ago. James Watt had made the world’s first widely used (11) . He had no w
admin
2014-02-19
45
问题
The word horsepower was first used two hundred years ago. James Watt had made the world’s first widely used (11) . He had no way of telling people exactly how powerful it was, for (12) there were no units for measuring power.
Watt decided to find out how much work one strong horse could do in (13) . He called that unit one horsepower. With this unit he could measure the work his steam engine could do.
He discovered that a horse lift a (14) weight 10 feet in one minute. Because his engine did (15) as much as the horse, Watt called it a ten-horsepower engine.
The word horsepower was first use two hundred years ago. James Watt had made the world’s first widely used steam engine. He had no way of telling people exactly how powerful it was, for at that time there were no units for measuring power.
Watt decided to find out how much work one strong horse could do in one minute. He called that unit one horsepower. With this unit he could measure the work his steam engine could do.
He discovered that a horse lift a 3300-pound weight 10 feet in one minute. Because his engine did ten times as much as the horse, Watt called it a ten-horsepower engine.
选项
答案
one minute
解析
该题既测试听清词组读音的能力,也测试科学常识的掌握情况。本文所讲的是计量单位“马力”的概念。计算“马力”的公式是一匹马在一分钟里所做的功。因此,结合读音和常识就能够判断出正确答案。
转载请注明原文地址:https://kaotiyun.com/show/NugK777K
本试题收录于:
大学英语三级B级题库大学英语三级分类
0
大学英语三级B级
大学英语三级
相关试题推荐
A、Yes,please.B、Pleasedon’t.C、No,Idon’tmind.D、Nevermind.C该题考查对征求意见的应答。考点是wouldyoumind“你介意吗”。A项是对别人的请求给予同意的回复,没有回答对方的所
A、$10.00.B、$6.00.C、$2.00.D、$8.00.C这一对话中告诉我们,男士想借6美元,女士回答她原有10美元,不过花了8美元,所以她现在只有2美元,故选C。
A、Sheasksthemanhelpher.B、Shedoesn’tlikehislastwork.C、Sheisleavingthecity.D、Sheislookingforajob.D本题是测试主旨大意
A、Fine,thankyou.B、That’llbegreat.C、Yes,that’sright.D、That’sOK.C题干为一般疑问句,问对方是否第一次去纽约。应用Yes或No来作答,故排除A、B、D3项,选C正确。
A、Icanmanageitmyself.B、Youcan’tdoanythingforme.C、Pleasedoitforme.D、Apoundoftomatoes,please.D问候圣诞节快乐,回答当然是你也
A、Hi.B、It’smypleasure.C、AreyouJohn?D、Pleasedtomeetyou.D题干是“自我介绍一下,我叫John”。很明显,这是与人初次见面的场景,应选D项“很高兴遇见你”。
Throughoutthenightapersonusuallydreamsforaboutoneandahalfhours.Manypeoplesaythattheydon’tdream,orthatthey
Althoughthesmalltownhasbeenchangingslowly,itlooksquite______(difference)fromwhatitwas.
Helookedatherwith(curiously)______.
WeChineseareall______thesuccessfulholdingofthe2008OlympicGamesinBeijing.
随机试题
主要处理GATT缔约方全体休会期间事宜的机构是()
一般而言,下列债券的信用风险依次从低到高排列的顺序为()。
在典型的职业生涯通道类型中,描述员工在不同管理层级、技术等级、技能等级上下之间的变动路径是()。
根据合同法律制度的规定,下列各项中,属于无效格式条款的有()。
新疆维吾尔族人善于在盆地和河谷边缘开发______并开挖地下暗沟渠,称作“______”。
采用滚动式编制长期运输计划,其特点和编制方法为()。
Whichvowelisdifferentfromtheothersaccordingtothecharacteristicsofvowels?
A、没有人知道B、小周不让说C、小周不知道D、只有我知道A“谁都不知道”中“谁”表示泛指,即没有人知道他们在说什么,选择A。
FourCharacteristicsofCultureI.Cultureisshared—Region,climateand【T1】_____formasetofvaluesandbeliefs【T1】______—
Whiletyping,Helenhasahabitofstopping______togiveherlongandflowinghairasmooth.
最新回复
(
0
)