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【判断题】
9扫描轨迹的起始点不能改变A.
正确
B.
错误
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举一反三
【单选题】Mariners are FIRST warned of serious defects or important changes to aids to navigation by means of ______.
A.
marine broadcast Notice to Mariners
B.
Weekly Notices to Mariners
C.
corrected editions of charts
D.
Light Lists
【简答题】在完全竞争市场上,生产要素的需求曲线向右下方倾斜是由于( )A. 要素生产的产品的边际效用递减； B. 要素的边际产品递减； C. 投入越多，产出越大，从而产品价格越低 D. 要素所生产的产品的需求减少
【单选题】Which is a weekly publication advising mariners of important matters affecting navigational Safety ?
A.
Light List
B.
Notice to Mariners
C.
Coast Pilot
D.
Sailing Directions
【单选题】【单选】Mariners are FIRST warned of serious defects or important changes to aids to navigation by means of ______.
A.
marine broadcast Notice to Mariners
B.
Weekly Notices to Mariners
C.
corrected editions of charts
D.
Light Lists
【简答题】在完全竞争市场上,生产要素的需求曲线向右下方倾斜是由于( )(5.0分)A. 要素生产的产品的边际效用递减； B. 要素的边际产品递减； C. 投入越多，产出越大，从而产品价格越低 D. 要素所生产的产品的需求减少
【单选题】The information in ( ) is intended primarily for use by mariners in vessels of 150 GT or more.
A.
Notice to Mariners
B.
Mariners' Handbook
C.
Sailing Directions
D.
Guide to Port Entry
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