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
In the past, one of the biggest disadvantages of machines has been their inability to work on a micro-scale. For example, doctor
In the past, one of the biggest disadvantages of machines has been their inability to work on a micro-scale. For example, doctor
admin
2012-02-18
51
问题
In the past, one of the biggest disadvantages of machines has been their inability to work on a micro-scale. For example, doctors did not have devices allowing them to go inside the human body to【B1】______health problems or to perform【B2】______surgery. Repair crews did not have a way of【B3】______broken pipes located deep within a high-rise【B4】______ building. However, that’s about to change. Advances in computers and biophysics have started a microminiature (超微) 【B5】______that allows scientists to envision — and in some cases actually build — microscopic machines. These devices promise to【B6】______change the way we live and work.
Micromachines already are making an impact. At Case Western Reserve University in Cleveland, Ohio, research scientists have designed a 4-inch silicon chip that holds 700 tiny【B7】______motors. At Lucas NovaSensor in Fremont, California, scientists have perfected the world’s first microscopic blood-pressure sensor. Threaded through a person’s blood【B8】______, the sensor can provide blood pressure readings at the valve of the heart itself.
【B9】______. Auto manufacturers, for example, are trying to use tiny devices【B10】______
______.Some futurists envision nanotechnology (纳米技术) also being used to explore the deep sea in small submarines, or even to launch finger-sized rockets packed with microminiature instruments.
There is an explosion of new ideas and applications. So,【B11】______
【B2】
选项
答案
delicate
解析
delicate在此处意为“精细的,细微的”。
转载请注明原文地址:https://kaotiyun.com/show/NBE7777K
0
大学英语六级
相关试题推荐
A、Physics.B、Mathematics.C、Environmentalscience.D、Lifescience.A预览选项可知,本题就学科进行提问。本题询问男孩在哪个科目比女孩得分更高。短文中的相关信息Boysscoredbett
A、Heshoutedathiswife.B、Hejuststoodthere.C、Hecrawledunderthetable.D、Helostconsciousness.B由对话中提到的Buthejuststoo
A、Spendingmoremoney.B、Complainingtothemanager.C、Fightingforthem.D、Waitingforasale.C对话提到"Ifwewantourrightsasc
A、Ithas2milliondollarsincapital.B、Ithas50,000people.C、ItsproductsaremarketedintheUSonly.D、Itsproductssellq
ThegovernmentofUKislaunchingaprogramaimingathelpingmorefamiliesbalancetheirworkandhomelives.Therighttoask
A、Becauseofthebadweather.B、Becauseofthefarawaydistance.C、Becausetheyhadnointerestinsavingthewhales.D、Because
A、HewillflytoFrance.B、Hewillmeethisparentsattheairport.C、Hewillpreparethedecoration.D、Hewillgotoaparty.C
ThecurrentemergencyinMexicoCitythathastakenoverourlivesisnothing.Icouldeverhaveimaginedformeormychildren,
Agreatmanypeopleareafflictedwithshyness.Commonsenseindicatesthatitisacomplicatedbehaviorpattern【B1】______byps
A、Byinformingpeoplethatit’sanincurabledisease.B、Byprovidingeffectivemedicinetostopitstransmission.C、Bydisciplin
随机试题
抽样分布
以下哪几项与艾司唑仑相符合( )。
抢救一氧化碳中毒的首要措施是()
根据《中华人民共和国知识产权海关保护条例》的规定,应知识产权权利人的申请,由海关查扣侵权嫌疑货物而造成无过失收发货人的损失,应由()。
下列税金中,需要通过“主营业务税金及附加”科目核算的有()。
网上调查法的缺点是()。
外国旅游者入出境需接受()的检查。
两千多年来,儒家思想之所以能够长盛不衰,主要是因为()。
在一个非零无符号二进制整数之后添加一个0,则此数的值为原数的()。
A、Wheretocelebratetheanniversary.B、Thebeststyleofdinner.C、Doingsomethingdifferent.D、Whichrestaurantisbest.A对话开始
最新回复
(
0
)