首页
试卷库
试题库
当前位置:
X题卡
>
所有题目
>
题目详情
若a<b,则-5a -5b.(填“>”“<”或“=”)
查看本题答案
包含此试题的试卷
教案备课库《期末综合测试卷(二)》真题及答案
点击查看
你可能感兴趣的试题
HL-25穿心型电流互感器当被测导线在电流互感器的孔中直接穿过时其变比为600/5A若被测导线在孔中
500/ 5A
300/ 5A
200/ 5A
若-5amb7与2a2b9+n是同类项则数轴上数m在数n的侧.填左或右
某电流互感器当被测导线在孔中直接穿过时其变比为600/5A若 被测导线在孔中穿绕了3次则此时的变比应
600/5
1800/5
200/5
若一个正数x的平方根为2+3a和5﹣5a则这个数是.
某电厂装机容量为25MW发电机出口电压为6.3kV.cosφ=0.8发电机中性点装设电流互感器电流互
750/5A;
1000/5A;
1200/5A;
1250/5A。
若a>b则下列不等式中不成立的是
a+5>b+5
a﹣5>b﹣5
5a>5b
﹣5a>﹣5b
文文设计了一个关于实数运算的程序按此程序输入一个数后输出的数比输入的数的平方小1若输入则输出的结果为
若a<b则﹣5a﹣5b填><或=.
若电流互感器变比为2000/5则其一次侧电流为5A二次侧电流为2000A
若a
5+3a>3+a;
5 –a>3-a;
5a>3a;
;
VisualFoxPro中若A=-5B=+5A则表达式A+B的值为________.
-5+5A
+5A-5
-5
A
若点
(1+m,1﹣n)与点
(﹣3,2)关于y轴对称,则m+n的值是( ) A.﹣5B.﹣3
3
1
三相电压电流平衡电流互感器变比150A/5A200A/5A200A/5A按150 A/5A计收电量2
4400
3600
4200
4600
若a=b则5a=5b..判断对错
110kV线路等电位作业断接引线时若被断接设备电容电流超过时必须采取有效的消弧措施且被断接设备的最大
0.005A,3A;
0.003A,5A;
0.003A,3A;
0.005A,5A。
DC600V客车PLC触摸屏黑屏需检测触摸屏熔断器是否烧损Q18Q19是否闭合
FU14(5A)
FU15(5A)
FU16(5A)
FU17(5A)
当被测导线在一电流互感器孔中直接穿过时其变比为600/5A若被测导线在孔中穿绕了3次则此时的变比应为
200/5A
300/5A
600/5A
1800/5A
已知2a+10的解集是
{x|x>5a或x<-a}
{x|-a
{x|x<5a或x>-a}
{x|5a
若a>b则下列不等式中不成立的是
a+5>b+5
a﹣5>b﹣5
5a>5b
﹣5a>﹣5b
若被测电流是0.45A左右为使测量结果更准确应选用电流表
上量限为5A的0.1级
上量限为0.5A的0.5级
量限为2A的0.2级
量限为5A的0.2级
热门试题
更多
ChinesepeoplehavecelebratedSpringFestivalfor.Nowevenforeignerscelebrateittoo.
Hehastohisanswerfor3timestomakesurehe'sright.
Youneedtogetawayfromtheit'stoodangerousbecausethetrainsrunstoofast.
—Whydoyouhaveallkindsof? —Ialwaysfeelcoldwhenthecoldwindscometome. A.scarf B.scarves C.glass D.glasses
Lookatthe!It'sheavilynow. A.rainrain B.rainingraining C.rainingrainyD.rainraining
Theweatherhereinspringisnotcool.
Doyoulikewinddays?
Thestudentsarecleaningtheclassroomarecleaningthewindowsarecleaningthechairs. A.Someanother B.Someothers C.Otherstheother D.Someother
—WhyisTomstillup? —He'sgoingtoalltheEnglishwordstonight. A.memory B.remember C.memorize D.memories
ThecityofHarbinisbeautifulallyearroundinwinner.Icelanternsdecorate装饰streetsandattractplentyoftourists.A.especially B.generally C.probably D.specially
Weshouldstudyharderyouknowtherearemanywhocan'tgotoschoolinthepoorareasofChina.Theirisnotashappyasours.
Asateacherhecertainhopeseachstudentcangetoverdifficultieswhenstudying.
—CouldyoutakeaforTom?
—DoesitinwinterinToronto?—Yesquiteoften.
—Hello!Who'sspeaking?—HiAnn.Mary. A.This B.It's C.It D.Thatis
Thecandytastesbutyoungchildrenshouldn'teattoomuch.
It'ssnowingandeveryoneagoodtime. A.having B.ishaving C.arehaving D.has
IhadalotofsweetinChina.IloveeverythingIdidandeveryoneImetinthiscountry.
Tomoftenstayathomeontheweekend.
It'soutside.Iwanttoplaybasketballontheplayground.
Whatitistoday! A.aniceweather B.niceaweather C.niceweather D.niceday
Inspringtheflowersbeginto. A.turngreen B.getback C.comeout D.goon
Whenwereyoubear?
TherearemanypeopleinAmericaon.
theboysofmyclassTomistheleastcleveronebuthehasagoodpersonality.
—Tomcouldyoucometothetohelpmealittle?Ourguestsarecomingsoonit'sjustamesshere.—Suremom!I'mcomingI'msorrythatIusuallywatchTVhere.A.kitchen B.bedroom C.livingroom D.bathroom
Eveninginthephotoremindsmealotaboutmy.Ican'twaittogobackthereagain.
mathit'smyfavoritesubjectexceptEnglish.A.Aslongas B.Assoonas C.Asfor D.Therefor
Look!Thebabyoverthereisnolovelythatheishistoes.
It'sverydark.buttheyworkinginthefields. A.goon B.geton C.godown D.go
热门题库
更多
教案备课库
教案备课库
高一下学期数学
教案备课库
高一上学期数学
高一上学期化学
教案备课库
教案备课库
教案备课库
高一上学期物理
教案备课库
教案备课库
教案备课库
教案备课库
教案备课库
教案备课库