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【单选题】
中缀表达式-a+b*(-c+d)的逆波兰表示是( )。A.
a@bc@d+*+
B.
abc@d+*+@
C.
a@bcd+@*+
D.
abcd+@*+@
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【简答题】真人秀
【简答题】请简述现代船用柴油机提高经济性的主要措施。
【单选题】What is the greatest danger of overriding tow?__________
A.
Fouling of the towing hawser
B.
Loss of steering
C.
Tripping
D.
Collision between the tow and the stern of the towing vessel
【单选题】In some cases facilities may be provided for emergency overriding oil pressure shutdown, if this facility is used, adequate warning must be given to _____.
A.
the bridge watch-keeper
B.
the captain
C.
the chief engineer
D.
the engine room staff
【单选题】What is the greatest danger of an overriding tow? ______.
A.
Fouling of the towing hawser
B.
Loss of steering
C.
Tripping
D.
Collision between the tow and the stem of the towing vessel
【单选题】______ provided the methodological foundation for materials for the teaching and its principles formed the basis of such widely used series as English 900 and Success With English.
A.
The Direct Method
B.
The Oral Approach
C.
The Audiolingual Method
D.
The Communicative Approach
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