数字信号需要通过模拟信道传输,则在发送前必须进行()转换。
参考答案:数字-模拟
预警是作为售中开通过程中出现异常情况后导致客户业务不能按期完成的情况下及时告之()和()的一种补救措施。
An analyst gathered the following information about Weston Chemical’s stock: Estimated sales per share=$12.19 Earnings before interest, taxes, depreciation, and amortization (EBITDA)=73% Interest expense per share=$ 2.07 Depreciation expense per share=$ 6.21 The tax rate=35% Weston’s estimated Earnings per Share (EPS) is closest to:
A.
B.
C.