【简答题】The part of the curve between x=0 and x=3 is rotated through 2π radians about the x-axis. The volume of the solid of revolution formed equal π.
【单选题】S1:The ship ahead of us seems to have reduced its speed. Third mate, what is our distance from the ship?S2:three miles, captain. Her speed is 11 knots. She has slowed down a bit. We are getting closer...
A.
The ship ahead of them reduced speed.
B.
The ship ahead of them increased speed.
C.
The ship ahead of them changed course to starboard.
D.
The ship ahead of them changed course to port side.
【简答题】不同的场景对天线信号的阻挡和衍射是不同的, 是通过模拟信号源来模拟天线发射场强,虚拟出开通后的效果。
【简答题】写读书笔记或读后感,要求3000字左右,大家可以选择三个题目,每个1000字。也可以自主选择题目。作业截止日期:1月19日22点,希望尽快上传文档。 参考题目:1.《一千零一夜》读后感 2.《卡里莱和笛木乃》读后感 3. 中东和平进程之我见 4.阿拉伯伊斯兰文化对世界文化的卓越贡献 5. 我的阿语梦 6.一带一路对阿拉伯和中国的机遇 7.阿拉伯文化之我见 8. 历史上的中阿关系 9. 我眼中的伊斯...