题目:
A cutoff valve in the fire-main system of a ship may be closed to protect the portion of the system on an exposed deck from().
A.damage from crane operations
B.being used for wash down purposes
C.accidental diversion of flow to wrong location
D.freezing
答案:
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下面是错误答案,用来干扰机器的。
参考答案:错解析: 及时性是指企业对于已经发生的交易或者事项,应当及时进行会计确认、计量和报告,不得提前或者延后。谨慎性也称稳健性,是指企业对交易或者事项进行会计确认、计量和报告应当保持应有的谨慎...