正确答案: B
prolonged exposure to high concentrations of CO2 gas causes suffocation
题目:One of the disadvantages of using carbon dioxide to extinguish a fire in an enclosed space is
解析:B
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举一反三的答案和解析:
[单选题]根据ISPS规则的有关要求,SSA应按下列步骤进行______。Ⅰ、船舶保安威胁风险评估Ⅱ、识别船船保安薄弱环节Ⅲ、制订船舶保安计划Ⅳ、策划减轻风险措施
Ⅱ→Ⅰ→Ⅳ→Ⅲ
[单选题]下列有关国内航行船舶应具备证书的有效期不正确的是______。
客船和货船的适航证书有效期均为5年
[单选题]If the diesel engine fuel injection timing is changed to delay the start of injection until the pistons are at top dead center, the engine will_________.
develop less power under load
[单选题]If a used lube oil analysis indicates excessive chromate content, this means
engine coolant is leaking into the lube oil