A、vertical movement of the water
B、horizontal movement of the water
C、density changes in the water
D、None of the above
更多“Current refers to the（）.”相关的问题
A、position and area of the current B、speed and direction toward which the current flows C、type and characteristic of the current's flow D、None of the above
A、the 1st to the 10th B、the 11th to the 20th C、the 1st to the 15th D、the 16th to the last day of such month
A、the 1st to the 10th B、the 11th to the 20th C、the 1st to the 15th D、the 16th to the last day of such month
A、the 1st to the 10th B、the 11th to the 20th C、the 1st to the 15th D、the 16th to the last day of such month
A、thousandth (10 to the-3rd power) B、millionth (10 to the-6th power) C、billionth (10 to the-9th power) D、trillionth (10 to the-12th power)
A、thousandth (10 to the-3rd power) B、millionth (10 to the-6th power) C、billionth (10 to the-9th power) D、trillionth (10 to the-12th power)
A、neutralize armature reaction B、conduct electric current to an outside circuit C、convert DC current to AC current D、provide excitation to a DC generator
A、one thousandth (10 to the -3rd power) B、one millionth ( 10 to the -6th power) C、one billionth ( 10 to the -9th power) D、one trillionth (10 to the -12th power)
A、in many places a counter current flows in opposition to the main current close to the bank B、current can vary with depth of water and large deep draught ships can experience different current effects at differing parts of the hull tend to turn to the wind C、as speed is reduced，the increased proportion of the ship's vector which is attributable to current will set the ship close to obstructions D、when close to the berth in a head current，there is a danger that flow inshore of the ship becomes restricted and the ship is subject to interactive forces
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