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【单选题】
综合性的音乐教育活动是帮助儿童自然而然的进入音乐天地的一个重要条件,唱歌、跳舞、奏乐、演戏、玩耍的综合一体是( )A.
形式上的综合
B.
目的上的综合
C.
过程上的综合
D.
内容上的综合
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举一反三
【单选题】____ are published for the correction of Admiralty Charts.
A.
Admiralty Sailing Direction
B.
List of Signals
C.
Mariner’s Handbook
D.
Admiralty Notice to Mariners
【单选题】When you read the Sailing Directions,you should notice that it is one of the series of publications produced by which should be consulted by users of Admiralty charts.
A.
IHO
B.
UK Hydrographic office
C.
IMO
D.
international association of CS
【单选题】【单选】Which is not the reason that the information on Admiralty charts or in other publication is not always accurate?
A.
the information may not always be complete.
B.
the information may not always up-to-date.
C.
the information may not be always positioned to modern surveying standards
D.
the information is always corrected by Admiralty Notice to Mariners
【单选题】When you read the sailing directions, you should notice that this is one of a series of publications produced by the（）which should be consulted by users of Admiralty Charts.
A.
UK Hydrographic Office
B.
IMO
C.
International Hydrographic Organization
D.
International Association of Classification society
【单选题】Temporary and preliminary notice are placed at the end of ___ of Admiralty Notices to Mariners.
A.
Section I
B.
Section II
C.
Section III
D.
Section IV
【单选题】When you read the sailing direction, you should notice that this is one of a series of publications produced by the which should be consulted by the users of admiralty charts.
A.
UK Hydrographic Office
B.
IMO
C.
IHO
D.
International association of classification societies
【简答题】三组异步电动机旋转磁场的转速由什么决定?对于工频下的 2 、 4 、 6 、 8 、 10 极的三相异步电动机的同步转速为多少?
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