四时阴阳的消长变化,从冬至到立春为()。
A.阴消阳长
B.重阴必阳
C.阴长阳消
D.重阳必阴
E.由阳转阴
参考答案:A
A real estate investment has the following characteristics: Annual rental income $1800000 Annual operating expenses $1200000 Available mortgage rate 6% Financing percentage 90% Required rate of return 15% Estimated holding period 5 years Investor’s tax rate 25% Based on the income approach, the value of the investment is closest to:()
A. $4000000.
B. $5455000.
C. $6133000.
光功率计(FTM-230)使用方法:()
A.ON/OFF:为关闭或接通电源
B.入/Select:光功率计校准波长选择,如需改变波长,按键一次则显示另一个设臵波长,设臵波长可往复顺序循环。
C.W/dBm:光功率计单位选择,按键后在nW和dBm之间转换。
D.Ref:按该键则将测量值转换成以dB为单位的相对差值。