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[单选题]

——I’mfourteen（）

A.Howareyou

B.Whenareyou

C.Whatareyou

D.Howoldareyou

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更多“——I’mfourteen（）”相关的问题

第1题

下列关于I型错误说法正确的是()

A.接受Ho时所犯的错误

B.拒绝Ho时所犯的错误

C.拒绝H1是所犯的错误

D.以上说法均不对

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第2题

直径d=1.2m的无压排水管，管内为均匀流。n=0.017,i=0.008,求通过流量Q=2.25m3／s时的管内水深ho。

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第3题

某梯形断面渠道中的均匀流,流量,渠底坡度i=0.0009,边坡系数m=1.5.粗糙系数n=0.02.正常水深ho=1

某梯形断面渠道中的均匀流,流量,渠底坡度i=0.0009,边坡系数m=1.5.粗糙系数n=0.02.正常水深ho=1.25m,试设计渠底宽度b.

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第4题

某梯形断面渠道底坡i=0.004,底宽b=5.0m,边坡系数m=1.0,粗糙系数n=0.02,求流量时的正常水深ho及

某梯形断面渠道底坡i=0.004,底宽b=5.0m,边坡系数m=1.0,粗糙系数n=0.02,求流量时的正常水深ho及断面平均流速V0。

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第5题

某梯形断面渠道中的均匀流动,流量.渠道底宽b=5.0m,水深ho=2.5m,边坡系数m=1.0,粗糙系数n=0.025

某梯形断面渠道中的均匀流动,流量.渠道底宽b=5.0m,水深ho=2.5m,边坡系数m=1.0,粗糙系数n=0.025,试求渠道底坡i。

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第6题

某梯形断面粉质粘土渠道中的均匀流动，如图所示。已知渠底宽度b=2.0m,水深ho=1.2m,边坡系数m=1.0

,渠道底坡度i=0.0008,粗糙系数n=0.025,试求渠中流量Q和断面平均流速,并校核渠道是否会被冲刷或淤积。

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第7题

设有一块石砌体矩形陡槽,陡槽中为均匀流。已知流量,底坡i=0.09,粗糙系数n=0.020,断面宽深比,试

设有一块石砌体矩形陡槽,陡槽中为均匀流。已知流量,底坡i=0.09,粗糙系数n=0.020,断面宽深比,试求陡槽的断面尺寸ho及b。

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第8题

螺绕环中心周长l=10cm,环上线圈匝数N=20,线圈中通有电流I=0.1A。（1)求管内的磁感应强度B。和磁场强度Ho;（2)若管内充满相对磁导率μ=4200的磁介质,那么管内的B和H是多少？（3)磁介质内由导线中电流产生的B。和由磁化电流产生的B'各是多少？

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第9题

在地形测量中，用视距法测量地形点。将经纬仪安置在山顶的控制点上，测定山脚某点，测得上、下丝尺间隔为0.846m，竖盘的盘左读数为L=92º31′,中丝读数V=1.56m，已知仪器高i=1.42m，测站点的高程HO=123.913m，求测站点到立尺点间的平距和立尺点的高程。（竖直角计算公式为α=90°－L，指标差x=0)

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第10题

Although most people return from package holidays reasonably satisfied, this is not always

the 【C1】______ Take for Instance, the nightmare experience of a Frenchman who went on a 【C2】______ to Columbia, The hotel in the small Caribbean port was overbooked, The holiday maker was 【C3】______ round the streets, looking for A 【C4】______ and breakfast place, when he was arrested for vacancy, He was 【C5】______ ,whore ho told the magistrate that it was the hotel's 【C6】______ , The magistrate was the hotel-owner's brother, and he charged the tourist 【C7】______ making false accusations and sent him to prison for eight day, By the time of his 【C8】______ , his return flight had lets, Ho had insufficient funds to buy a return ticket, 【C9】______ he went to the Pat Office to send a telegram to hi, home in Montpellier, asking for money, He was 【C10】______ before he could, end it, This time he was charged with illegal 【C11】______ , It was explained that, having missed his return 【C12】______ , he could no longer be classified as a tourist, Ho now needed a work 【C13】______ ,be didn't have one, He was fined $ 500 for this 【C14】______ , and a further $ 500 when he again blamed the hotel for overbooking His 【C15】______ was confiscated because he couldn't pay the tines, He hitch-hiked to Bogota 【C16】______ the consulate tingly arranged to send him home.

All things 【C17】______ , I would prefer to plan my holiday independently, 【C18】______ my view, it's order to "do it yourself!", And the advantages of planning your holiday yourself are 【C19】______ . If it is well-planned, an in dependent holiday san usually be good 【C20】______ for money.

【C1】

A．occurrence

B．situation

C．state

D．case

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第11题

若在某温度范围内，一液体及其蒸气的摩尔定压热容均可表示成的形式，则液体的摩尔蒸发焓为其中∆a

若在某温度范围内，一液体及其蒸气的摩尔定压热容均可表示成的形式，