DGPS可以有效消除________ 、________ 和________ 等各种因素的影响，达到米级定位精度。 The DGPS can effectively eliminate the influence of______,_______,_______and other factors, and achieve meter-level positioning accuracy.
A. 方位和距离误差 Azimuth and distance errors
B. 星历误差 Ephemeris error
C. 卫星时钟误差 Satellite clock error
D. 电离层延迟误差 Ionospheric delay error
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航行计划须经_____审核、批准后正式确认。the voyage plane must be checked and confirmed by_____
A. 船长 master
B. 大副 chief officer
C. 二副 second officer
D. 三副 third officer
确定燃料装载量应考虑的几个因素包括Several factors to be considered in determining fuel loads include
A. 航程、航速以及影响航速的水文气象等因素； Voyage, speed
B. 本船的航海性能，如吃水差和船壳附生物的阻力等因素；performance of the ship, such as trim and resistance of hull organisms, etc.
C. 主机之外的其他燃料及轮机长的意见；Fuel and views of the chief engineer
D. 过去使用燃料的记录；Past fuel use records;
当所有信息收集完时，______应对航行计划的情况做出全面估计，并与驾驶员进行商讨，以有利于船舶的安全航行。after collected the information,______ should check the voyage plane and discuss with officer for the safety of voyage
A. 船长 master
B. 大副 chief officer
C. 二副 second officer
D. 三副 third officer
对航行计划进行初步拟定，需要的资料信息包括：when design the voyage plane initially, what information should be collected?
A. 分道通航制和其他通航制度；traffic separation system and other traffic systems
B. 无线电导航仪器的覆盖范围；coverage of radio navigation instruments
C. 影响航行水域的航海通告；notices to mariners affecting navigational waters
D. 影响航行水域的气候和气象信息；climatic and meteorological information affecting navigational waters
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