海船船员考试
单选题A swift current occurring in a narrow passage connecting two large bodies of water which is produced by the continuously changing difference in height of tide at the two ends of the passage is called a(n)（）.A hydraulic currentB rectilinear currentC rot
题目
hydraulic current
rectilinear current
rotary current
harmonic current
相似问题和答案
第1题：
A vessel engaged in ______ shall not impede the passage of any other vessel navigating within a narrow channel or fairway．
A.mine clearance operation
B.towing operation
C.dredging or surveying or underwater operation
D.fishing
第2题：
A tow that is properly aligned to pass through a narrow opening between two bridge piers is " ______".
A.on course
B.headed fair
C.holding on
D.in shape
第3题：
For a current liability to exist, the following two tests must be met. The liability must be due usually within a year and must be paid out of current assets.()
第4题：
Cisco Clean Access ensures that computers connecting to your network have which of the following？（）
- A、 No vulnerable applications or operating systems
- B、 No viruses or worms
- C、 Appropriate security applications and patch levels
- D、 Current IPS signatures
- E、 Cisco Security Agent
正确答案:C
第5题：
There are two areas off the N coast of France，which remain dangerous because of ______．
A.the density of vessel traffic on passage through the strait
B.the fact that the passage through the strait is constricted by a series of narrow banks，running NE-SW
C.mines lied in the war of 1939-1945
D.the strong tidal streams in the strait
第6题：
A swift current occurring in a narrow passage connecting two large bodies of water，which is produced by the continuously changing difference in height of tide at the two ends of the passage，is called a ______.
A.hydraulic current
B.rectilinear current
C.rotary current
D.harmonic current
第7题：
You are crossing a narrow channel in a 15-meter vessel when you sight a tanker off your port bow coming up the channel. Which statement is TRUE?
A.Yours is the give-way vessel because it is less than 30 meters long
B.You shall not impede the safe passage of the tanker
C.The tanker is the stand-on vessel because it is to port of your vessel
D.The tanker is the stand-on vessel because it is the larger of the two vessels
第8题：
Vee-type engines have the connecting rods from two cylinders connected to each _____ of the crankshaft.
A.throw
B.web
C.main bearing
D.deflection
第9题：
A ______ is created by a pressure gradient or slope in the water level．
A.gradient current
B.density current
C.swift current
D.torrent current
第10题：
Which two pieces of information does the Cisco WLC v5.2 client monitor feature provide about a VoWLAN client?（）
- A、RSSI of the client at the access point
- B、WMM state
- C、current MOS value
- D、current RF channel
- E、current transmit data rate
正确答案:A,B