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问题 填空题
2
4
5
的分数单位是______，它有______个这样的单位，再加上______个这样的单位就是最小的合数．
答案

根据分数单位的意义可知，

4
5
的分数单位是
1
5
，由于2
4
5
=
14
5
，所以，它有14个这样的分数单位；

4-2

4
5
=
6
5
．所以再加上6个这样的分数单位就是最小的合数．

故答案为：

1
5
，14，6．

单项选择题

开胸手术中呼吸功能监测最主要的是哪项（）

A.呼气末C02分压

B.通气量

C.肺顺应性

D.通气流量

E.血氧饱和度
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问答题 论述题

Based on the financial information of the machinery business (Table 5-1, Table 5-2, Table 5-3 and Table 5-4) and the description of business arrangements(Table 5-5) provided by H Group in the due diligence data room, (1) identify the three balance sheet items that had significant (over 20%) fluctuation and calculate the percentage of each fluctuation;(2) calculate the turnover days of trade receivables and inventory for both 2009 and 2010 with their year-end balances and the corresponding sales and cost amounts; (3) draft a list of questions to H Group regarding (i) the significant fluctuations in balance sheet items and (ii) the inconsistencies between the financial data (Table 5-2，Table 5-3 and Table 5-4) and the description of typical business arrangements (Table 5-5). (注:第(2)小题中一年按365天计算，答案四舍五入至整天。准备第(3)小题要求的问题清单时，应先指出有关的重大波动及信息不一致的情况，然后提出问题。)
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