ODN,即光纤分配网络,包含光分路器、光纤光缆及光缆分线盒、光缆交接箱等一系列无源器 发布时间:2019-09-05 22:09 │ 来源:www.tikuol.com 题型:判断题 问题: ODN,即光纤分配网络,包含光分路器、光纤光缆及光缆分线盒、光缆交接箱等一系列无源器件。()
题型:判断题 朗读短文,选择合适句子,补全对话。A. My name is Jenny.B. Fine, thank you!C. How are you? D. this is Steven A: Jenny, 1_____________. He is a new boy in school. B: Hello, Steven! 2_____________C: Fine, thanks. How are you? B: 3_____________C: My name is Steven. What's your name? B: 4_____________ 查看答案
题型:判断题 某公司投资一项目需要筹集资金1000万元。公司采用三种筹集方式,向银行借入300万元,资本成本率为10%;发行债券融资300万元,资本成本率为13%;发行普通股股票融资400万元,资本成本率为16%,则这笔投资的综合资本成本率为()。A.13.3%B.12%C.16%D.10% 查看答案
题型:判断题 Why did you just sit and watch? You _______ me.A.could helpB.should helpC.could have helpedD.must have helped 查看答案