Selection of piling in 20kt/ a PP project of Shanghai

The Analysis and Application of a PP Type Petri Net's Subnet Refinement

Petri网的PP型子网精细化操作性质分析及应用

Objective To design a digital multigated PW ultrasound Doppler system and validate the system in experimental study.

目的设计一套数字化脉冲波超声多普勒系统，以实现多深度血流频谱分析和显示。

Design and experimental study of a digital multigated PW ultrasound Doppler system

数字化多深度脉冲波超声多普勒系统的设计与实验研究

Current Control by a PW Modulated Switching Rectifier Instead of a Current Sensor

无电流传感器的电流控制调宽式开关整流器

The poor mountain village is no longer what it used to be. Every household has a TV set now.

那个穷山村今非昔比，家家都看上了电视。

In a TV interview, Yan encouraged young people to work hard for their dreams.

在一次电视采访中，严鼓励年轻人们为自己的梦想而努力奋斗。

When he was 21, someone suggested doing a TV program.

他21岁的时候,有人建议做一个电视节目。

But my connection with pandas goes back to my days on a TV show in the mid-1980s, when I was the first Western TV reporter permitted to film a special unit caring for pandas rescued from starvation in the wild ．

但我与大熊猫的渊源还要追溯到上世纪80年代中期我做电视节目时，那会儿我是西部电视台首个获准拍摄大熊猫特别节目的记者，这个节目主要讲的是缺乏食物的野生大熊猫被救助的事。

The living-room television is replaced and gets planted in the kids' room, and suddenly one day, you have a TV in every room of the house, said one researcher ．

一位研究人员说："客厅里的电视被换下,种在孩子们的房间里,突然有一天,你家里的每个房间都有了一台电视。"。

For instance, you can move a TV to the kitchen and watch your favorite shows while you're standing at the sink.

例如,你可以把电视搬到厨房,站在水槽边看你最喜欢的节目。

She checked out300 yuan from the bank yesterday to buy a TV set.

她昨天从银行里取出300元去买了一台电视机。

The story was adapted for a TV play.

这个故事被改编成电视剧。

He became popular because of a TV show.

他因为一部电视剧而走红。

'Elizabeth R', a TV portrait of the Queen, had record viewing figures.

关于女王的电视专题片《伊丽莎白女王》创下了收视纪录。

She was a TV reporter and worked long hours

她是个电视台记者，总是工作到很晚。

She broke her public silence in a TV interview.

她接受了一次电视采访，就此结束了她不在公开场合说话的状态。

Today, almost every home has a TV.

现在每个家庭几乎都有一台电视。

He won a TV in the lottery.

他抽奖得了一台电视。

Question 19. What should a pilot do if he wants the plane to spin?

问题19如果飞行员想让飞机腹鳍转动，那么他应该做什么？

What should a student do if he decides to buy a laptop computer?

如果学生决定买一台笔记本电脑，他应该怎么做呢？