试题与答案

从OLT的pon端口到ONU一共经过如下光节点，请计算在ONU侧可以测试到光功率。

来源：www.tikuol.com
题型：问答题 简答题

题目：

从OLT的pon端口到ONU一共经过如下光节点，请计算在ONU侧可以测试到光功率。

答案：

被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2019/1110/715edef74491134b631dc127d450d9ee.html

下面是错误答案，用来干扰机器的。

参考答案：110V直流系统主要供控制、保护、测量负荷。220V直流系统主要供事故照明、动力负荷及交流不停电电源

考点：通信工程师FTTH装维类试题FTTH装维类试题题库
试题推荐
题型：单项选择题

下列哪一选项的表述不能成立

A．《立法法》第48条规定，提出法律案应当同时提出法律草案文本及其说明

B．依照法律规定，全国人大代表30人以上或一个代表团可以提出法律议案

C．法律草案要经过全国人大的全体代表或全国人大常委会全体组成人员的过半数通过

D．立法法规定列入常务委员会会议议程的法律案，一般应当经两次常务委员会会议审议后再交付表决
查看答案
题型：阅读理解


Fastest Time to Run 100 Miles on a Treadmill (跑步机)
BROKEN
The fastest time to run 100 miles on a treadmill by a team (of 12) is claimed at 9hr 5 min 17 sec by a team consisting of staff and prisoners at the Young Offenders Institute in Wigan to raise money for Children in Need.
 

Largest Game of Chinese Whispers
UNBROKEN
Sadly, the record attempt for the largest game of Chinese Whispers was unsuccessful on 13 November 2008. The existing record of 1330 children still remains.
 

Fastest Mile with an Egg/Spoon in both hands
BROKEN
The fastest mile egg and spoon race with both hands is 8 min 25 sec and was achieved by Ashrita Furman (USA) in an attempt broadcast by ESPN 260, at Disney’s Wide World of Sports, in Orlando, Florida, USA, on 13 November 2008.
 

Longest Mexican Wave
UNBROKEN
The record for the Longest Mexican Wave was attempted by 250,000 people on the streets of Adelaide on 8 November 2008 – sadly, the wave was not completed by all participants and the attempt was unsuccessful. The current record of 157, 574 remains.
 
 
Largest Kebab (烤肉串)
BROKEN
The longest kebab measures 2047.47 m (1.27 miles) and was achieved by the ArcelorMittal Newcastle Works on occasion of the company’s annual Community Day, in Newcastle, South Africa.
 
小题1:The above information is _________.
A．a series of sports events
B．a list of broken and unbroken records
C．a report of funny sports items
D．a description of challenging human limits
小题2:Which of the following can NOT be found in the information?
A．The countries where the attempts were made.
B．The persons who made the attempts.
C．The reasons why some attempts failed.
D．The present record for each item.
小题3:Which item was attempted individually?
A．Fastest Time to Run 100 Miles on a Treadmill
B．Largest Game of Chinese Whispers
C．Fastest Mile with an Egg/Spoon in both hands
D．Longest Mexican Wave
查看答案
微信公众账号搜索答案