Oil Record Book Part I shall be provided to every oil tanker of 150 tons gross tonnage and
A. as well as
B. as long as
C. rather than
D. other than
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数学在古希腊文化中代表着一种基本的人性教化的学问。()
Which of the following is least likely to cause the ignition of fuel vapors?
A. Static electricity
B. An open running electric motor
C. Loose wiring
D. Explosion proof lights
Which of the following components provides a direct source of seawater for the fire main system?
A. Rose box
B. Sea chest
C. Sluice(闸式) valve
D. Fire pump stuffing box