单选题What is one of the FIRST actions you should take after abandoning and clearing away from a vessel?（）AIdentify the person in chargeBGather up useful floating objectsCPrepare for arrival of rescue unitsDArrange watches and duties
单选题
What is one of the FIRST actions you should take after abandoning and clearing away from a vessel?（）
A
Identify the person in charge
B
Gather up useful floating objects
C
Prepare for arrival of rescue units
D
Arrange watches and duties
参考解析
解析：
暂无解析
相关考题：
单选题船舶加速时间受主机操纵系统对燃油的控制和操作方法的影响，对全制式调速器的主机，因为具有（），除了受手柄推出的速度影响，还受调速性能的影响。A自动加速程序B给定转速和供油量限制系统C供油量限制系统D给定转速
单选题One hour before sailing, the duty engineer and officer should check （）Atachometer and engine telegraphBoil and water reservesCclock and engine telegraph and test the rudderDcrews
单选题Because the tie bolts are so close to the crankshaft, some engines employ （）to hold the crankshaft main bearing cap in position instead of conventional studs and nuts.Athrough boltsBjack boltsCtap boltsDfitted bolts
单选题试验表明船舶相对旋回初径（D/L）与方型系数CB的大小有关。（）ACB较大时，D/L也较大；BCB较小时，D/L反而较大；CCB为中等值时，D/L相对较大；DCB为中等值时，D/L相对较小。
单选题下列哪一项是PSC程序采取更详细检查的明显理由（）。 Ⅰ、船舶及其设备或船员并不真正符合相应公约要求 Ⅱ、船长和船员并不熟悉与船舶安全和防污有关的船上主要操作管理程序 Ⅲ、迹象表明主要船员之间、主要船员与船上其他人员之间不能进行交流AⅠ+ⅡBⅠ+ⅢCⅡ+ⅢDⅠ+Ⅱ+Ⅲ
单选题Which of the following terms would best describe the temperature at which a liquid boils at a given pressure?（）ADegree of saturationBSaturation temperatureCSuperheated temperatureDDegree of superheat
单选题某轮在狭水道航行，计划航向230°，选择航线正后方某单一物标进行导标方位导航，如航行中实测该导标陀罗方位051°，陀罗差2°W，则该轮应（）。A向左调整航向B向右调整航向C保持原航向D无法确定
单选题导致曲轴轴线产生拱腰形变形，臂距差朝负值增大方向变化的因素有（）。 1船体变形， 2飞轮重量， 3船舶装载， 4活塞装置重量， 5轴系轴线低于曲轴轴线，两法兰呈上开口。A2+3+5B3+4C2+3+4+5D3+5
单选题比例尺介于1：10万至1：299万，图上主要表示与近海航行有关的航道、水深、陆地地貌除岸边的浅滩和礁石可忽略不计外、应详细记载所有外海的航海危险物的海图叫做：（）A海区总图B航行图C港湾图D参考图
单选题A centrifugal pump produces flow with a resulting discharge head by energy conversionIt is typical for the energy conversion to follow the order of （）.Amechanical energy to kinetic energy to potential energyBmechanical energy to potential energy to kinetic energyCpotential energy to mechanical energy to kinetic energyDkinetic energy to mechanical energy to potential energy
单选题In the navigation（） cause the shafting over load easily.Athe stopping engine suddenlyBthe sailing astern and changing direction suddenlyCthe sailing from the shallow water area to the deep water areaDthe ship’s trim too much
单选题活塞式压气机的理论排气量是指（）。A在标准吸气状态的排气量B在标准排气状态的排气量C在标准吸气和排气状态的排气量D单位时间内第一级活塞扫过的容积