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【多选题】
下列关于资产负债表的结构，表述正确的有( )。A.
资产负债表一般有表首和正表两部分
B.
正表是资产负债表的主体，格式采用账户式的左右结构
C.
资产负债表左右双方平衡，即“资产=负债+所有者权益”
D.
资产负债表每个项目分为“本年数”和“上年数”两栏
E.
表首一般包括报表名称、编制单位、编制日期、报表编号、货币名称、计量单位等
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【单选题】Why should you wear a self-contained breathing apparatus before entering the engine room after the fixed CO2 system has been discharged to combat a major fine?
A.
Because carbon dioxide dilutes the oxygen concentration in the atmosphere and may cause as phyxiation.
B.
Because carbon dioxide breaks down in fire into carton monoxide which may cause blood poisoning in the person breathing this gas.
C.
Because carbon dioxide is a colorless and odorless gas that becomes highly toxic in the presence of high temperatures and will quickly incapacitate a person exposed to this gas.
D.
This action is unnecessary as carbon dioxide is neither poisonous nor toxic but is a relatively harmless gas.
【简答题】一张完整的零件图应包括一组图形、尺寸、___________、标题栏等内容。
【简答题】Why should you wear the gloves when operating the machine? In that way you may _________ any injury to your ________.
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