问题
多项选择题
在仪表安装完毕后对回路系统进行的调试，称为( )。
A．一次调试
B．二次调试
C．单体调试
D．系统调试
答案
参考答案：B,D
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在仪表安装完毕后对回路系统进行的调试，称为( )。
A．一次调试
B．二次调试
C．单体调试
D．系统调试
参考答案：B,D
An analyst does research about equity indices and gathers the following information for a market-capitalization-weighted index consisting of the shares in three companies:
| Company | Beginning Share Prices | Ending Share Prices | Dividends per Share | Outstanding Shares |
| 1 | $36 | $39 | $0.10 | 2300 |
| 2 | $22 | $20 | $0.55 | 3200 |
| 3 | $29 | $ 32 | $0.75 | 1500 |
A. 2.54%
B. 4.02%
C. 4.13%