【名词&注释】
船舶保安员(ship security officer)、公司保安员(company security officer)
[单选题]The high air velocity leaving the compressor of an exhaust gas turbocharger is converted to pressure in the_______.
A. inlet nozzle ring
B. turbine wheel blade
C. diffuser passages
D. inlet volute
查看答案&解析
举一反三：
[单选题]下列哪些船舶应保持正规瞭望？________。
A. 军舰
B. 政府公务船在进行救助作业时
C. 被拖船
D. 以上均应保持正规瞭望
[单选题]One of the disadvantages of using carbon dioxide to extinguish a fire in an enclosed space is
A. the 'snow' which is sometimes discharged along with the gas is toxic
B. prolonged exposure to high concentrations of CO2 gas causes suffocation
C. rapid dissipation of the CO2 vapor
D. the CO2 gas is lighter than air and a large amount is required to extinguish a fire near the deck
[单选题]《国际船舶保安和港口设施保安规则》提到有关船舶保安简称，正确的是______。Ⅰ、船舶保安计划：SSPⅡ、船舶保安体系：SSSⅢ、船舶保安员：CSOⅣ、公司保安员：SSOⅤ、国际船舶保安证书：ISSC
A. Ⅰ＋Ⅱ＋Ⅳ
B. Ⅰ＋Ⅱ＋Ⅴ
C. Ⅰ～Ⅳ
D. Ⅰ～Ⅴ
[单选题]船舶灭火的基本战术包括( )。①封堵火势;
A. ②防护周围;
B. ③直接扑救;
C. ④间接扑救;
D. ⑤疏灭结合;
E. ⑥先易后难，先外后内;
F. ⑦确立重点突破，逐片消灭;
G. ⑧灭火阵地转移，变不利为有利。
H. ①②③④⑤⑥
I. ①②③④⑤⑥⑦
J. ①②③④⑤⑥⑦⑧
[单选题]为避免碰撞而作的航向和（或）航速上的任何改变，如当时环境许可，应：I、积极地，并应及早地进行和注意运用良好船艺；II、大得足以使他船用视觉察或雷达观察时容易察觉到；III、应避免对航速或航向作一连串的小变动
A. I
B. II、III
C. I、II、III
D. I、III
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