问题
单项选择题
某22层住宅设置饮用净水供应系统，每层8户，每户按3.5人计，用水定额为 6L/(人·d)，则系统最高日用水量为( )L/d。
A．36.96
B．3696
C．369.6
D．36960
答案
参考答案：B
解析： 最高日用水量Qd=22×8×3.5×6L/d=3696L/d。
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某22层住宅设置饮用净水供应系统，每层8户，每户按3.5人计，用水定额为 6L/(人·d)，则系统最高日用水量为( )L/d。
A．36.96
B．3696
C．369.6
D．36960
参考答案：B
解析： 最高日用水量Qd=22×8×3.5×6L/d=3696L/d。
An oil exploration company has been contracted to dig 100 exploratory holes for $ 200000. The cost to complete this job is estimated to be $150000, but the company doesn’t recognize any of the $ 50000 profit until the job is completed. Which revenue recognition method is being used
A．
| A. Completed contract method. |
B．
| B. Percentage-of-completion method. |
C．
| C. Sales basis method. |