首页>题库>三副
1.远离或尚未影响到预报责任区时,根据需要可以发布“消息”,预计未来()内将影响本责任区的沿海地区或登临时发布警报
单选题A. 24h~||~48h~||~72h~||~36h
2.雷达距离分辨力与发射脉冲宽度、屏幕像素尺寸、接收通道信号处理失真等()有关。
单选题A. 设备因素~||~气象海况~||~目标反射能力~||~雷达设备能力
3.自由陀螺仪指()
单选题A. 高速旋转的三自由度陀螺仪~||~主轴可指向空间任意方向的陀螺仪~||~不受任何外力矩作用的平衡陀螺仪~||~重心与其中心相重合的三自由度陀螺仪
4.Do not______the watch to the relieving officer until he has verbally expressed his acknowledgment of the information which has been passed by the officer handing over.
单选题A. turnover~||~handover~||~handsoff~||~takeover
5.If your weather bulletin shows the center of a low pressure area to be 100 miles due east of your position, what winds can you expect in the Northern Hemisphere?______.
单选题A. Easttonortheast~||~Easttosoutheast~||~Northtonorthwest~||~Southtosoutheast
6.定位精度,PSNGOOD表示飞机定位,误差()
单选题A. 小于20nmile~||~20~30nmile~||~20~40nmile~||~大于40nmile
7.12HOURS GALE WARNING VALID FROM 1103990700 UTC. From this phrase, the waring is expected to be valid from ______.
单选题A. 0700UTCMAR11,1999~||~0700UTCNOV03,1999~||~0700UTC,1103UTC,1999~||~NOVMAR19990700UTC
8.Get searchlight______for transiting the canal at night.
单选题A. on~||~already~||~Almost~||~ready
9.属于硬铁校正器,主要用于校正船舶垂直硬铁船磁力在船舶摇摆时对罗经产生的()
单选题A. 象限自差~||~半圆自差~||~倾斜自差~||~椭圆自差
10.The correct method of switching off a marine radar is to turn power switch to ____ position fisrt, then to ______ position.
单选题A. off/standby~||~standby/off~||~standby/close~||~close/standby
11.(),如辽阔的海洋、无垠的沙漠、冰雪覆盖的大陆和极区等都可成为气团形成的源地。
单选题A. 大范围物理性质不均匀的下垫面~||~低层存在逆温~||~对流层风的垂直切变要小~||~具备大范围性质比较均匀的下垫面
12.It is the responsibility of the crane operator to, at all times, be aware of the location of the __.
单选题A. load~||~hook~||~boom~||~Alloftheabove
13.In the Northern Hemisphere, if the center of a high pressure area is due west of you, what wind direction would you expect?______.
单选题A. Southtowest~||~Southtoeast~||~Northtowest~||~Northtoeast
14.PARACEL:N TO NE 6 AND UP TO 10 IN NA. 4000 M IN FRQ SQUALLY SHWRS AND TS. SEA 2 M AND UP TO 8-9 IN NA. SWELL E TO NE 4-5. FROM the above broadcast, the visibility will be ______.
单选题A. good~||~verygood~||~poor~||~moderate
15.根据()的不同特征又可以将对流层分为行星边界层或摩擦层和自由大气。
单选题A. 气温~||~大气运动~||~湿度~||~气压
16.通常反气旋的强度(intensity)以(),中心气压值越高,表示反气旋越强。
单选题A. 中心最高气压表示~||~最里面闭合等压线数值表示~||~最外面闭合等压线数值表示~||~中心最低气压表示
17.使锋面向冷空气一侧倾斜的主要原因是()
单选题A. 气压梯度力作用~||~地球自转运动的作用~||~水平方向的空气流动~||~冷暖气团相互抬挤
18.“东风送湿,西风送干”的交换方式属于()
单选题A. 平流~||~辐射~||~湍流~||~对流
19.气压观测应在()
单选题A. 正点前15min进行~||~接近正点进行~||~正点前10min进行~||~正点前30min进行
20.根据干湿球温度表读数的差异变化可以推算平流雾的生消,当干湿球温度的读数趋于一致时,则()
单选题A. 出现平流雾~||~雾在逐渐消失~||~不会出现平流雾~||~向生雾的趋势发展
Copyright © 昊元综合学习与考试平台 保定昊元电气科技有限公司版权所有 2021,All Rights Reserved
经营许可证编号: 冀B2-20210069号 备案号: 冀ICP备19021638号