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【简答题】
Li Jiang Hotel The Li Jiang Hotel, one of the tallest building in Guilin, is located at the center of the city, near the bank of the beautiful Li River, with ripples on the Shanhui Lake in front. The hotel faces the Xiang Bi Shan, which lies to its south and the Du Xiu Peak at a distance to the north. The hotel possesses 387 guest rooms, which meet the international standard. The rooms are big and comfortable and equipped with up-to-date amenities ( 设施 ) , some of which nevertheless reflect a rich traditional Chinese style. There are restaurants, coffee shop, and lounge bar servicing fine Chinese and Western food. The hotel also provides best service of banking, shopping, business, laundry ( 洗衣房 ) , medicine, taxi, travel agency, film developing, multi-purpose hall, night club, beauty salon, sauna, etc. The Li Jiang Hotel ’ s motto ( 座右铭 ) is “ All is for the guests and service is All ” . The Li Jiang Hotel warmly welcome all international guests. Li Jiang Hotel Li Jiang Hotel, near the bank of the Li River, is sitting at the___1___of the city. There are totally 387______2_____ which meet international-standard. They are big and comfortable and equipped with______3_____. In Li Jiang Hotel, one can not only get the easy access to the restaurants, coffee shops and laundry but also get the best service of _____4_____, shopping, business, etc. Li Jiang Hotel worships “ all is for____5_____ and service is all.
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举一反三
【单选题】压力表的使用范围一般在它量程的 1/3-2/3 处,如果低于 1/3 则
A.
精度等级下降
B.
因压力过低而没指示
C.
相对误差增加
D.
随机误差增加
【简答题】一列平面简谐波的频率为500Hz,在空气(ρ=1.3kg·m-3)中以U=340m·s-1的速度传播,到达人耳时,振幅约为A=1.0×10-6m试求波在耳中的平均能虽密度和声强.
【单选题】冷却面积最大的冷凝管是?
A.
直行冷凝管
B.
蛇形冷凝管
C.
球形冷凝管
D.
空气冷凝管
【单选题】压力表的使用范围一般在它量程的1/3~2/3处,如果低于1/3则()
A.
精度等级下降
B.
因压力过低而没有指示
C.
相对误差增大
【判断题】服务器一般都是通过知名端口号( 1 ~ 1023 )来识别应用程序的,端口号用来标示互相通信的应用程序 。
A.
正确
B.
错误
【简答题】一平面简谐声波的频率为500Hz,在空气中以速度u=340m/s传播。到达人耳时,振幅A=10 -4 cm,试求人耳接收到声波的平均能量密度和声强(空气的密度ρ=1.29kg/m 3 )。
【判断题】服务器一般都是通过程序号 来识别应用程序的,用来标示互相通信的应用程序 。
A.
正确
B.
错误
【单选题】压力表的使用范围一般在它量程的1/3-2/3处,如果低于1/3则()。
A.
精度等级下降
B.
绝对误差增加
C.
相对误差增加
D.
引用误差增加
【简答题】一平面简谐波的频率为500Hz,在空气(p=1.3kg·m -3 )中以μ=340m·s -1 的速度传播,达到人耳时振幅约为A=1.0×10 -6 m。试求波在耳中的平均能量密度和声强。
【简答题】一平面简谐声波的频率为500Hz,在空气中以速度u=340m/s传播。到达人耳时,振幅A=10 -4 cm,试求人耳接收到声波的平均能量密度和声强(空气的密度ρ=1.29kg/m 3 )。
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