探讨了船舶安全威胁、船舶保安威胁的种类，以及船舶安全与船舶保安的关系。
This paper discusses the categories of ship safety threat and ship security threat as well as the relationship between ship safety and ship security.
应当确保安全控制各就各位，即使能源输送系统发生变化或受到威胁，也要保持有效运转。
This should ensure that security controls remain in place and continue to be effective even among changes to the energy-delivery system or emerging threats, according to the DOE.
保安公司，像我们揭露骇人听闻的新的威胁和破坏性的新的袭击，每一天。
Security companies like ours uncover horrifying new threats and devastating new attacks, every day.
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