成人收缩压的正常范围是多少毫米汞柱?
A.90~140mmHg
B.80~120mmHg
C.120~180mmHg
A、Ⅰ+Ⅱ
B、Ⅰ+Ⅲ
C、Ⅱ+Ⅲ
D、Ⅰ+Ⅱ+Ⅲ
MP型手提式灭火器30分钟内消失量不超过()
A.30%
B.50%
C.80%
A.①
B.①③
C.②③
D.①②③
大西洋西区的电话洋区码是_____。
A.581
B.874
C.584
D.873
A.船舶的《海上交通事故报告书》在特殊情况下可以适当延迟递交
B.海事局在进行事故调查时可以通知有关机关和社会组织参加
C.当事船舶在任何情况下,未经海事局同意,不得离开事故现场
D.船舶发生火灾、爆炸等事故,船长必须申请公安消防监督机关鉴定
此题为判断题(对,错)。
73/78防污公约附则Ⅵ对船舶使用消耗臭氧层物质规定,船上可能有的"消耗臭氧层物质"包括但不限于下列各项______。Ⅰ.Halon1211;Ⅱ.Halon1301;Ⅲ.Halon2402;Ⅳ.CFC-11;Ⅴ.CFC-12;Ⅵ.CFC-113;Ⅶ.CFC-114;Ⅷ.CFC-115。
A.Ⅰ+Ⅱ+Ⅲ
B.Ⅳ+Ⅴ
C.Ⅵ+Ⅶ+Ⅶ+Ⅷ
D.以上全部
A、低于闪点
B、水泵吸时的流动温度
C、30℃左右
D、凝点之上3~5℃
关于分道通航制条款,下列哪项不正确的:I、违背分道通航制区域规划的船舶,负有让清在分道内航行的船舶的责任;II、遵守分道通航制区域规划的船舶,在通常情况下,享有不被妨碍的权利;III、在分道通航制水域内所有船舶必须按船舶的总流向行驶
A.I
B.I、II
C.III
D.I、II、III
A、顺利安装
B、其与固定件的对中性
C、其与曲轴的正确安装
D、柴油机可靠运转
可利用事故树图对系统安全,已发生的事故进行分析,还可用其预测事故。
此题为判断题(对,错)。
If a person gets something in his or her eye and you see that it is not embedded,you can ______.
A.get them to rub their eye until the object is gone
B.remove it with a match or toothpick
C.remove it with a piece of dry sterile cotton
D.remove it with a moist,cotton-tipped applicator
A system of reservoirs and connecting tubes in a gyro compass is called a ______.
A.Spider element
B.Mercury ballistic
C.Gyrotron
D.Rotor
水线下直径小于76mm的破洞采用_______堵为宜。
A.木塞
B.堵漏盒
C.堵漏板
D.堵漏毯
A line connecting all possible positions of your vessel at any given time is a ______.
A.longitude line
B.latitude line
C.line of position
D.Fix
锚机的过载拉力试验应在过载拉力不小于()倍工作负载的条件下进行。
A.1.1
B.1.25
C.1.5
D.2
Although manual plotting for CPA works well,the workload can become overwhelming when confronted with ______.
A.one target
B.two targets
C.three targets
D.a large number of targets
宣布火已扑灭后,着手清理火场。
此题为判断题(对,错)。
When measuring the oxygen content of the cargo tanks prior to loading cargoes requiring vapor recovery,check it ______.
A.one meter from the tank bottom and one meter below the tank top
B.one half the ullage of the tank and one meter below the tank top
C.one half the ullage of the tank and one meter above the tank bottom
D.at three meter intervals from the tank top to the bottom
《STCW78/95公约》生效日期是_。
A.1995年2月1日
B.1996年2月1日
C.1997年2月1日
D.1998年2月1日
A.船员本人
B.公司
C.船员本人或其委托他人或公司
D.以上说法都不正确
热带辐合带。
A.对华南和南海一带天气影响很大
B.当它活跃在南海时,常有温带气旋发生发展
C.AB都对
D.AB都错
300总吨及以上,500总吨以下的货船上至少应配备双向无线电话_____台。
A.1
B.2
C.3
IMO根据近几年来船舶重大海损情况及对事故原因的调查分析,人为因素导致的事故占80%,为此采取了一系列措施,其工作重点是:Ⅰ、加快制定严格的安全技术标准Ⅱ、从管理体制上加强安全控制Ⅲ、从制定纯技术标准向兼顾质量管理标准转化Ⅳ、再度强调设备的技术标准
A.Ⅰ+Ⅱ
B.Ⅰ+Ⅱ+Ⅲ
C.Ⅰ+Ⅱ+Ⅲ+Ⅳ
D.Ⅰ+Ⅲ+Ⅳ
A.由分散维修转向综合维修
B.由经验维修转向理论维修
C.由单件维修转向工业化维修
D.由智能维修转向传统维修
烧伤可因剧痛或大量血浆渗出而休克。
此题为判断题(对,错)。
机舱值班的普通船员应协助值班轮机员使主机、辅机安全而有效地运行。
此题为判断题(对,错)。
With a given load on the cargo hook,the thrust on a cargo boom ______.
A.increases as the angle to the horizontal increases
B.increases as the angle to the horizontal decreases
C.is greatest at an angle of 45° and decreases as the boom is raised or lowered
D.is least at an angle of 45° and increases as the boom is raised or lowered
A.30天
B.日历月
C.季度
D.半年
Before welding can be done in a tank that has previously carried petroleum products,a certificate must be obtained from ________ .
A.the customs
B.the Register Bureau of shipping
C.the shipyard fire department
D.a certified gas chemist
十字头式柴油机活塞运动时,由_____承受侧推力。
A.缸套
B.活塞销
C.导板
D.连杆
Many new ____ will be opened up at sea in the future for those with a university education.
A.opportunities
B.realities
C.necessities
D.Probabilities
桥规测量工作所记录的数据是:
A.主轴颈磨损量
B.主轴承的磨损量
C.主轴颈的下沉量
D.主轴承间隙的变化量
下列哪种舵属于特种舵:()
A.平衡舵
B.平板舵
C.半平衡舵
D.主动舵
A.30天
B.日历月
C.季度
D.半年
A、Ⅰ+Ⅱ
B、Ⅱ+Ⅲ
C、仅仅是Ⅲ
D、Ⅰ+Ⅲ
________ shall be liable for loss of and damage to the vessel and/or goods arising or resulting from inaccuracies in stating the description,quantity,weight,measurement or contents.
A.The Shipowner
B.The Merchant
C.The Carrier
D.Both the Merchant and the Carrier
测量曲轴轴径时,利用同一纵截面的测量值可计算出______。
A.圆度
B.圆度误差
C.圆柱度
D.圆柱度误差
A、相同
B、不相等
C、不一定
D、都不对
Concerning the use of a stabilogauge,what of the following cannot be found ________.
A.Mean draft
B.Trim
C.Displacement
D.Deadweight
下列哪项不是MARPOL公约附则Ⅰ要求的"船上油污应急计划"强制性规定部分______。
A.报告程序
B.油污事故中需联系的当局或人员名单
C.应急设备
D.国家和地方协作
keep the lines tight
A.保持缆绳受力
B.谨防断缆
C.单绑
D.挽牢
压舵操作中,可先将舵放在正中位置,再看罗经基线偏向哪一边,然后再向()的方向操微舵。
A.相同
B.相反
C.任何
D.以上都不对
The dockers are busy ________ their work
A.in
B.with
C.at
D.by
从事疏浚作业的船舶,在白天应显示____。
A.球、菱形、球垂直三个号型
B.可通过的一舷,垂直两个球体
C.存在障碍物一舷,垂直两个菱形体
D.以上均正确
Which of the following factors will affect the selection of a MPU? ①the pole piece length ②the availability of pre-drilled holes ③the space available for installation.
A.①②
B.②③
C.①③
D.①②③
Which______ need NOT be entered in the Official Logbook?
A.The testing of the internal combustion engine driven emergency generators at least once each month the vessel is navigated
B.The testing of storage batteries for emergency lighting and power systems once each 6 months the vessel is navigated
C.The actual draft when the vessel arrives in salt water after departing a port
D.The testing of the line-throwing appliance once every 3 months
A、艇速下降
B、艇体下沉和纵倾
C、舵效差,转向不灵
D、艇首向潜浅水一侧偏转
对废气锅炉烟垢着火没有直接影响的是:Ⅰ、主机的型号Ⅱ、主机制造工艺Ⅲ、柴油机的短或长行程
A.Ⅰ+Ⅱ
B.Ⅰ+Ⅲ
C.Ⅱ+Ⅲ
D.Ⅰ+Ⅱ+Ⅲ
K-CHIEF500监视与报警系统中,一旦发生报警,下列哪种情形不会出现______。
A.时间,日期和识别报警文本被打印出来
B.控制室面板上的报警指示灯开始闪烁
C.在控制室面板蜂鸣器被激活
D.报警显示为绿色
A.磨损
B.异常磨损
C.正常磨损
D.良好磨损
A.上风
B.下风
C.任何
A、700hPa等压面图上308位势米等高线
B、700hPa等压面图上3080位势米等高线
C、500hPa等压面图上308位势米等高线
D、500hPa等压面图上3080位势米等高线
在闭式喷油器中,所谓启阀压力是指
A.喷油器的预紧力
B.喷油泵抬起针阀时的喷油压力
C.喷油泵的排油压力
D.抬起针阀的最低压力
A、对
B、错
A、一周
B、一个月
C、一季度
D、半年
Overcarriage is best prevented by ______.
A.assuring heavy cargo is stowed low in the vessel
B.checking the vessel's load line calculations carefully
C.inspection of the hold at completion of discharge
D.stowing the cargo which is to be discharged last on the bottom
在狭水道中一艘大船遇到帆船在其船首不远的地方掉樯时,大船应采取何________行动。
A.鸣笛警告,保速保向
B.转向对其船尾
C.转向对其船首
D.减速或停车,让帆船驶过
国际劳工组织第70号公约《海员社会保障公约》规定,在船舶登记领土上居住的海员,当并非由于其故意行为所致在船受伤或患病的原因被滞留在另一领土上时,应有权享受______。
A.相当于其工资,包括奖金在内,100%的补助费用
B.相当于其工资,不包括奖金在内,100%的补助费用
C.相当于其工资,不包括奖金在内,50%的补助费用
D.相当于其工资,包括奖金在内,50%的补助费用
It is the responsibility of the person in charge to ______.
A.revise the operating manual when rig personnel change
B.be fully aware of the provisions in the operating manual
C.maintain the rig's construction portfolio
D.All of the above
A、蒸汽雾、辐射雾
B、锋面雾、蒸汽雾
C、辐射雾、平流雾
D、蒸汽雾、平流雾
The flash point of a liquid refers to the temperature ______.
A.at which a liquid will give off inflammable(易燃的) vapors
B.at which a liquid will burn steadily
C.at which a liquid will explode
D.that a liquid must reach before it will flow readily
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