以下选项中,属于Wi-Fi技术标准的是()。 A.802.11 B.802.11a/

题型:多项选择题

问题:

以下选项中,属于Wi-Fi技术标准的是()。

A.802.11

B.802.11a/b

C.802.11g

D.802.11n

考点:中国电信知识竞赛电信(WiFi)网络代维人员知识竞赛电信(WiFi)网络代维人员知识竞赛题库
题型:多项选择题
定义在(-1,1)上的函数f(x)满足:①对任意x,y∈(-1,1)都有f(x)+f(y)=f(
x+y
1+xy
)
;②当x∈(-1,0)时,f(x)>0.
(Ⅰ)判断f(x)在(-1,1)上的奇偶性,并说明理由;
(Ⅱ)判断函数f(x)在(0,1)上的单调性,并说明理由;
(Ⅲ)若______,试求f(
1
2
)-f(
1
11
)-f(
1
19
)
的值.
题型:多项选择题

男性,48岁。查体时B超检查发现左侧肾下极有一4.5cm×3.2cm实性占位,肾门处有一直径1.5cm的肿物。静脉肾盂造影:两肾无异常改变。

临床诊断左肾癌,其组织学来源是()。

A.肾盂肾盏移行上皮

B.胚胎性肾组织

C.肾血管组织

D.肾内平滑肌组织

E.肾小管上皮细胞

题型:多项选择题

治疗中可酌加:

A.麦冬、五味子

B.生黄芪、白术

C.麻黄根、浮小麦

D.桂枝、白芍

E.丹皮、茜草

题型:多项选择题
Statistics show that nearly three-quarters of 30-year-of Italian males still live at their parents’ home.
The Italian(36) grows up thinking his other is the Virgin Mary, and so (37) he thinks he is Jesus, or God’s gift to the world. It is not (38) that Italian males find it very difficult to (39) home. Their mothers make sure that their(40) are so cosseted(宠爱)that they have no real wish to leave. Even when they are (41), they continue to behave as if they aren’t, taking their(42) home at least once a week for their mother(43) and iron.
They (44) treating home as a hotel, just like teenagers in northern European countries. Why give up a life of luxury and financial(45) with a woman who treats you as the Son of God for an (46) future with a woman(47) might ask you to do things around the (48) that you have never (49) to do, like making your bed or drying the dishes?
In fact young Italian males (50) no choice. There is little tradition of them(51) away from home during their student years, and it is(52) for them to find decent jobs until they are in their thirties;(53) the absence of suitably priced accommodation makes it practically(54) for them to afford to move out. They find themselves(55) in a trap: wanting to live on their own, but unable to leave the nest and under fire for not doing so.
小题1:
A.childB.maleC.studentD.female
小题2:
A.hopefullyB.naturallyC.happilyD.generally
小题3:
A.surprisingB.excitingC.easyD.convenient
小题4:
A.goB.comeC.leaveD.return
小题5:
A.sonsB.sistersC.friendsD.children
小题6:
A.marriedB.wellC.triedD.ill
小题7:
A.booksB.clothesC.carsD.bicycles
小题8:
A.makeB.cookC.washD.see
小题9:
A.turn upB.end upC.get upD.pick up
小题10:
A.difficultyB.problemC.troubleD.security
小题11:
A.brightB.uncertainC.splendidD.prornising
小题12:
A.whenB.whoC.whatD.which
小题13:
A.houseB.cornerC.placeD.school
小题14:
A.rememberedB.forgotC.stoppedD.learnt
小题15:
A.likeB.preferC.hateD.have
小题16:
A.goingB.livingC.puttingD.getting
小题17:
A.unusualB.usualC.worriedD.nervous
小题18:
A.butB.whenC.whileD.where
小题19:
A.differentB.impossibleC.importantD.casual
小题20:
A.dressedB.convincedC.determinedD.caught
题型:多项选择题

EH油系统正常运行承、卸载比要求多少?比值大说明什么?

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