3.2 Conversation
A: Welcome to our factory. My name is Jiang Hai and I'll show you around here.First we'll take a look at the workshop which produces food thermometers. Please, this way.
B: Has all the work done by men been replaced by automatic computers?
A: Yes, it has.
B: Excuse me what is this?
A: This is a circuit board.

A: No, they are from other factories.
B: What kind of battery is it?
A :It is lithium which can be used for over three years.






A:欢迎诸位今天来到我们的工厂。我叫江海，由我来带大家观赏。首先，我们去看生产食品温度计的车间。请走这边。 B:手工操作全部变成计算机自动控制了呀？ A:是的。 B:对不起，这是什么？ A:这位是线路板。 B:上面的电池也是这儿产的吗？ A:不是，电池是从别的厂家订购的。 B:什么类型的电池？ A:锂电池，使用寿命可以达到3年以上。