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【单选题】
采用液相色谱法进行鉴别的参数是 ( )
A.
峰面积
B.
分离度
C.
保留值时间
D.
理论板数
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参考解析：
知识点：
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【单选题】On which vessels are the officers and deck crew allowed to operate under a two-watch system on voyages of less than 600 miles?
A.
Towing vessels
B.
Offshore supply vessels
C.
Barges，when manned
D.
All of the above
查看完整题目与答案
【单选题】When two vessels are in sight of one another and NOT in or near an area of restricted visibility，any of the following signals may be given EXCEPT ().
A.
a light signal of at least five short and rapid flashes
B.
one prolonged，one short，one prolonged，and one short whistle blasts
C.
four short whistle blasts
D.
two short whistle blasts
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【单选题】Merchant vessels are operated in two ways. The two types are ( ).
A.
Liners and tramps
B.
Liners and LASH
C.
Tramps and container vessels
D.
Tramps and LASH
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【多选题】按照《现金管理暂行条例》下列属于现金使用范围的有
A.
支付职工的工资、津贴
B.
出差人员必须随身携带的差旅费
C.
企业购买生产材料
D.
支付城乡居民个人的劳务报酬
查看完整题目与答案
【单选题】A bill of lading that covers the shipment of goods on two separate vessels is known as thorough bill of lading.
A.
True
B.
False
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【单选题】Two vessels are in an overtaking situation.Which of the lights on the overtaken vessel will the overtaking vessel see ().
A.
Two masthead lights
B.
One masthead light and a sidelight
C.
Both sidelights
D.
Stern light only
查看完整题目与答案
【多选题】按照《现金管理暂行条例》,下列属于现金使用范围的有( )
A.
支付职工的工资、津贴
B.
出差人员必须随身携带的差旅费
C.
收购农副产品
D.
支付城乡居民个人的劳务报酬
查看完整题目与答案
【单选题】There shall be two principal ______ through the harbor for the passage of vessels of over 60 tons burden．
A.
straits
B.
channels
C.
cs
D.
roadsteads
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【多选题】2016年非洲安哥拉暴发黄热病疫情时，有些人感染后回到中国才发病并在国内医院接受诊断治疗，以下哪些描述是不正确的：
A.
考虑到中国存在大量的媒介蚊虫，需警惕黄热病的本地流行
B.
对中国而言，这些患者是输入性病例，国内公民不必恐慌
C.
说明中国也是流行区， 需广泛接种黄热病疫苗
D.
出国出境到黄热病疫区，应考虑接种疫苗
E.
因严格避免与这些患者的接触以防被感染
查看完整题目与答案
【单选题】In which situation do the Rules require both vessels to change course ?______.
A.
Two power-driven vessels meeting head-on
B.
Two power-driven vessels crossing when it is apparent to the stand-on vessel that the give-way vessel is not taking appropriate action
C.
Two sailing vessels crossing with the wind on the same side
D.
All of the above
查看完整题目与答案
相关题目：
【单选题】On which vessels are the officers and deck crew allowed to operate under a two-watch system on voyages of less than 600 miles?
A.
Towing vessels
B.
Offshore supply vessels
C.
Barges，when manned
D.
All of the above
查看完整题目与答案
【单选题】When two vessels are in sight of one another and NOT in or near an area of restricted visibility，any of the following signals may be given EXCEPT ().
A.
a light signal of at least five short and rapid flashes
B.
one prolonged，one short，one prolonged，and one short whistle blasts
C.
four short whistle blasts
D.
two short whistle blasts
查看完整题目与答案
【单选题】Merchant vessels are operated in two ways. The two types are ( ).
A.
Liners and tramps
B.
Liners and LASH
C.
Tramps and container vessels
D.
Tramps and LASH
查看完整题目与答案
【多选题】按照《现金管理暂行条例》下列属于现金使用范围的有
A.
支付职工的工资、津贴
B.
出差人员必须随身携带的差旅费
C.
企业购买生产材料
D.
支付城乡居民个人的劳务报酬
查看完整题目与答案
【单选题】A bill of lading that covers the shipment of goods on two separate vessels is known as thorough bill of lading.
A.
True
B.
False
查看完整题目与答案
【单选题】Two vessels are in an overtaking situation.Which of the lights on the overtaken vessel will the overtaking vessel see ().
A.
Two masthead lights
B.
One masthead light and a sidelight
C.
Both sidelights
D.
Stern light only
查看完整题目与答案
【多选题】按照《现金管理暂行条例》,下列属于现金使用范围的有( )
A.
支付职工的工资、津贴
B.
出差人员必须随身携带的差旅费
C.
收购农副产品
D.
支付城乡居民个人的劳务报酬
查看完整题目与答案
【单选题】There shall be two principal ______ through the harbor for the passage of vessels of over 60 tons burden．
A.
straits
B.
channels
C.
cs
D.
roadsteads
查看完整题目与答案
【多选题】2016年非洲安哥拉暴发黄热病疫情时，有些人感染后回到中国才发病并在国内医院接受诊断治疗，以下哪些描述是不正确的：
A.
考虑到中国存在大量的媒介蚊虫，需警惕黄热病的本地流行
B.
对中国而言，这些患者是输入性病例，国内公民不必恐慌
C.
说明中国也是流行区， 需广泛接种黄热病疫苗
D.
出国出境到黄热病疫区，应考虑接种疫苗
E.
因严格避免与这些患者的接触以防被感染
查看完整题目与答案
【单选题】In which situation do the Rules require both vessels to change course ?______.
A.
Two power-driven vessels meeting head-on
B.
Two power-driven vessels crossing when it is apparent to the stand-on vessel that the give-way vessel is not taking appropriate action
C.
Two sailing vessels crossing with the wind on the same side
D.
All of the above
查看完整题目与答案