皮皮学,免费搜题
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【单选题】
对高渗性脱水的患者首先输人
A.
5 %葡萄糖液
B.
平衡盐液
C.
氏液
D.
右旋糖酐
E.
3 %~ 5 %盐水
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【单选题】负责飞机客舱的乘务服务物品的配发和机场及地面的各项服务的是( )
A.
广告和市场部门
B.
销售部门
C.
运输服务部门
D.
饮食服务部门
【单选题】No person may serve as the person in charge of both the vessel and the facility during oil transfer operations unless ______.
A.
there is ready access between the two
B.
the vessel and facility are immediately adjacent
C.
the person in charge has a rapid means of transportation between the two
D.
the Captain of the Port authorizes such procedure
【简答题】A.The person who has the strong will. B.The person who has attended the school. C.The person who can pass the test of arithmetic. D.The person who can work at computers quickly after a two-day t...
【单选题】What does 'A person who is led around by the nose' mean?
A.
A person who lets his instinct guide him.
B.
A person who has no will of his own.
C.
A person who is decisive.
D.
A person who is full of imagination and creativity.
【判断题】物质文明和精神文明的提高对旅游审美需求的促进。
A.
正确
B.
错误
【单选题】图示两均质细杆 OA 与 AB 铰接于 A ,在图示位置时, OA 杆绕固定轴 O 转动的角速度为 w , AB 杆相对于 OA 杆的角速度亦为 w , O 、 A 、 B 三点位于同一铅直线上。已知 OA 和 AB 两杆的质量均为 m ,它们的长度均为 L ,则该系统此时对 O 轴的动量矩大小 L O 为 ( ) 。
A.
L O =21 mL 2 w /6
B.
L O =11 mL 2 w /4
C.
L O =8 mL 2 w /3
D.
L O =5 mL 2 w /3
【单选题】下面编码方式中提供同步信息的是
A.
曼切斯特编码
B.
非归零电平编码
C.
非归零反相编码
D.
单极性编码
【单选题】Who may serve as the person in charge of loading and discharge operations aboard a tanker ________.
A.
A licensed officer who holds a tankerman-PIC endorsement
B.
The pumpman who has a tankerman assistant endorsement
C.
The Master
D.
The bosun
【多选题】某企业在味精上成功注册了“山花”商标,该商标禁止权的效力覆盖( )
A.
在所有商品上使用“山花”商标
B.
在类似商品上使用“山花”商标
C.
在同一种商品上使用“山花”商标
D.
在类似商品上使用与“山花”商标近似的商标
E.
在同一种商品上使用与“山花”商标近似的商标
【单选题】图示两均质细杆OA与AB铰接于A,在图示位置时,OA杆绕固定轴O转动的角速度为ω,AB杆相对于OA杆的角速度亦为ω,O、A、B三点位于同一铅直线上。已知OA和AB两杆的质量均为m,它们的长度均为L,则该系统此时对O轴的动量矩大小为G O 为()
A.
A
B.
B
C.
C
D.
D
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