单选题A preferred-channel buoy will show a（）.Awhite light whose characteristic is Morse (A)Bgroup-occulting white lightCcomposite group-flashing (2 + 1) white lightDcomposite group-flashing (2 + 1) red or green light
单选题
A preferred-channel buoy will show a（）.
A
white light whose characteristic is Morse (A)
B
group-occulting white light
C
composite group-flashing (2 + 1) white light
D
composite group-flashing (2 + 1) red or green light
参考解析
解析：
暂无解析
相关考题：
On a chart, the characteristic of the light on a lighthouse is shown as flashing white with a red sector. The red sector ______.A.indicates the limits of the navigable channelB.indicates a danger areaC.is used to identify the characteristics of the lightD.serves no significant purpose
A list man would expect to see any of the following light signals EXCEPT ______.A.two red lightsB.one green lightC.one white lightD.one amber light
An anchored vessel on pilotage duty must show which light(s) at night?A.A sternlight onlyB.Anchor lights onlyC.A white light over a red light onlyD.A white light over a red light and anchor lights
A single vessel being towed alongside shall exhibit ______.A.one all-round white lightB.sidelights and a stern lightC.only the outboard sidelight and a stern lightD.a masthead light，sidelights，and a stern light
A survey (special purpose mark) buoy ______.A.must be lightedB.may have a flashing red lightC.may have a fixed white lightD.None of the above
A towing light is ______.A.shown at the bowB.white in colorC.shown in addition to the stern lightD.an all-round light
Horton Point Light ______.A.is 14 feet above sea levelB.has a fixed green lightC.is shown from a white square towerD.is synchronized with a radio beacon
A vessel trawling will display a ______.A.red light over a white lightB.green light over a white lightC.yellow light over a red lightD.white light over a green light
The Coordinator Surface Search（CSS）in a SAR situation should display by night ______．A.Deck lights forward and aftB.A white light over two red lightsC.A red light，white light，and blue light in a vertical lineD.A distinctive signal promulgated by the CSS
A buoy having red and green horizontal bands would have a light characteristic of ______.A.group occultingB.composite group flashingC.Morse letter AD.quick flashing
A buoy marking a wreck will show a(an) ______.A.white light FL (2) and a topmark of 2 black spheresB.occulting green light and may be letteredC.yellow light and will be numberedD.continuous quick white light and may be numbered
Please light the pilot lamp.（）up and （） down. （）A、White；redB、Red； whiteC、Red； greenD、Green ；red
单选题A buoy marking a wreck will show a(n)（）.Awhite light FL (2) and a topmark of 2 black spheresBocculting green light and may be letteredCyellow light and will be numberedDcontinuous quick white light and may be numbered
单选题On entering from seaward，a starboard side daymark will（）.Ashow a fixed red light if lightedBshow a Morse (A) white lightCbe square in shapeDhave an even number if numbered
单选题The four standard light colors used for lighted aids to navigation are red，green，white，and （）.ApurpleBorangeCblueDyellow
单选题A preferred-channel buoy will show a（）.Awhite light whose characteristic is Morse (A)Bgroup-occulting white lightCcomposite group-flashing (2 + 1) white lightDcomposite group-flashing (2 + 1) red or green light
单选题The Coordinator Surface Search（CSS）in a SAR situation should display by night（）.ADeck lights forward and aftBA white light over two red lightsCA red light，white light，and blue light in a vertical lineDA distinctive signal promulgated by the CSS
单选题A vessel engaged in trawling will show identification lights of（）.Aa red light over a white lightBa white light over a red lightCa green light over a white lightDtwo red lights in a vertical line
单选题A mid-channel buoy，if lighted，will show a（）.Afixed red lightBMorse (A) white lightCgreen lightDflashing red light
单选题An anchored vessel on pilotage duty must show which light(s) at night? （）AA sternlight onlyBAnchor lights onlyCA white light over a red light onlyDA white light over a red light and anchor lights
单选题A vessel trawling will display a（）.Ared light over a white lightBgreen light over a white lightCyellow light over a red lightDwhite light over a green light
单选题Lighted white and orange buoys must show which color light?（）AOrangeBWhiteCRedDAlternating yellow and white
单选题Buoys are marked with reflective material to assist in their detection by searchlight. Which statement is TRUE? （）AA safe-water buoy will display red and white vertical stripes of reflective materialBAll reflective material is white because it is the most visible at nightCA special-purpose mark will display either red or green reflective material to agree with its shapeDA preferred-channel buoy displays either red or green reflective material to agree with the top band of color
单选题A light used to signal passing intentions must be an（）.Aalternating red and yellow lightBalternating white and yellow lightCall-round white or yellow lightDall-round white light only
单选题A buoy with a composite group-flashing light indicates a(n)（）.AbifurcationBfish net areaCanchorage areaDdredging area
单选题How is a safe water mark，that can be passed close aboard on either side，painted and lighted?（）ABlack and white stripes with an interrupted quick flashing lightBBlack and red stripes with a Morse (A) lightCBlack and red stripes with an interrupted quick flashing lightDRed and white stripes with a Morse (A) light
单选题A list man would expect to see any of the following light signals except （）.Atwo red lightsBone green lightCone white lightDone amber light
单选题A lighted preferred-channel buoy may show a（）.Afixed red lightBMorse (A) white lightCcomposite group-flashing lightDyellow light