为你找到 1000 条关于 1-3.2单 的结果
大学生的自我意识经过( )的不断发展,发生了明显的飞跃。1.统一2.矛盾3.新的矛盾 4.新的统一
3.1.2单选下列四种溶剂中,对PVC树脂溶解性最好的是()。下列四种溶剂中,对PVC树脂溶解性最好的是()。
夸克是费米子,其带电量是电子带电量的1/3或2/3倍.
解答: 所以3个夸克组成的重子也是费米子, 且带电量是电子带电量的整数倍.
采样系统的闭环传递函数为(G_{rmCL}(z)=2z^{-1}-z^{-2}),则该系统的单位阶跃响应为
已知受控系统(sum(A,b,c^T)),系数矩阵为(A=left[begin{matrix}1&0&03&-1&10&2&0end{matrix}right],b=left[begin{matrix}211end{matrix}right],c^T=left[begin{matrix}0&0&1end{matrix}right]),设计全维状态观测器(dot{hat{x}}=(A+Mc)hat{x}+bu-Mtilde{y}),则(M)取以下何值时,能使得观测器的极点为-3、-4和-5?
12.1.TheworldisquicklyrealizinghowmuchitdependsonChina.2.Appleisreroutingsupplychains.Ikeaisclosingitsstoresandpayingstaffmemberstostayhome.Starbucksiswarningofafinancialblow.FordandToyotawillidlesomeoftheirvastChineseassemblyplantsforanextraweek.3.Themysteriouscoronavirushasvirtuallyshutdownoneoftheworld’smostimportantgrowthengines.Desperatetoslowthefast-movingvirus,theChineseauthoritieshaveextendedthecountry’snationalholiday,andcrippledland,railandairtransport.Entirecitieshaveshutdown.4.Thefullextentofthehittothebroaderbusinessworldisnotyetclear.“Ourmembersaredealingwithvaryingdegreesofdisruptionintheirbusinesses,”saidJakeParker,theseniorvicepresidentoftheUS-ChinaBusinessCouncil.5.Iftravelrestrictionsandquarantinesareexpandedortheholidayextendedfurther,hesaid,“thatwillamplifytheseproblems.”Question:Whichofthefollowingcanbestreplace"virtually"in"Themysteriouscoronavirushasvirtuallyshutdownoneoftheworld’smostimportantgrowthengines"?
13.1.TheworldisquicklyrealizinghowmuchitdependsonChina.2.Appleisreroutingsupplychains.Ikeaisclosingitsstoresandpayingstaffmemberstostayhome.Starbucksiswarningofafinancialblow.FordandToyotawillidlesomeoftheirvastChineseassemblyplantsforanextraweek.3.Themysteriouscoronavirushasvirtuallyshutdownoneoftheworld’smostimportantgrowthengines.Desperatetoslowthefast-movingvirus,theChineseauthoritieshaveextendedthecountry’snationalholiday,andcrippledland,railandairtransport.Entirecitieshaveshutdown.4.Thefullextentofthehittothebroaderbusinessworldisnotyetclear.“Ourmembersaredealingwithvaryingdegreesofdisruptionintheirbusinesses,”saidJakeParker,theseniorvicepresidentoftheUS-ChinaBusinessCouncil.5.Iftravelrestrictionsandquarantinesareexpandedortheholidayextendedfurther,hesaid,“thatwillamplifytheseproblems.”Question:whichofthefollowingsentenceshastheword"idle"withthesamemeaningandusageasthatin"FordandToyotawillidlesomeoftheirvastChineseassemblyplants?"
未依法办理结婚登记而以夫妻名义共同生活的男女,一方起诉到法院要求离婚的,依据有关司法解释,1994年2月1[3民政部《婚姻登记管理条例》公布实施后,男女双方符合结婚实质要件的,人民法院应当告知其在案件受理前补办结婚登记;未补办结婚登记的,按
下面代码的输出结果是()。x=10y=3print(divmod(x,y))A1,3B(1,3)C3,1D(3,1)
下列表达式中返回为False的是()A3>2>2B'abc'>'xyz'C0x56>56D(3,2)>('a','b')
已知某投资项目的原始投资额为100万元,投资期为2年,投产后第1~3年每年现金净流量为25万元,第4~10年每年现金净流量为20万元。则该项目包括投资期的静态回收期为(  )。
不包括投资期的静态回收期=4+5/20=4.25(年)。包括投资期的静态回收期=2+4.25=6.25(年)。
某企业某年度年末流动负债为50万元,年初存货为40万元,全年主营业务成本为80万元,年末流动比率为2.5,速动比率为1.3,则本年度存货周转次数为()次。
有以下程序:#include<stdio.h>voidmain(){inti=1,j=1,k=2;if((j++||k++)&&i++)printf(“%d,%d,%d\n”,i,j,k);}执行后的输出结果是()
若一幅图像含有四个灰度,其概率分别为1/8,1/8,1/4,1/2,编码后各灰度的码字长度分别为4,4,3,2,其平均码字长度是()。
当a=1、b=2、c=5、d=5时,执行下面的程序后,x的值是()。if(a<b)if(c<d)x=1;elseif(a<c)if(b<d)x=2;elsex=3;elsex=6;elsex=7;