商务口语第63讲:产品开发(1)(在线收听) |
1.Assembly 总成 A: What is an assembly exactly? A:总成到底是什么? 2.A-Surface A级表面 A: What about A-Surface? A:那A级表面又是什么呢? 3.B-Surface B级表面 A: They also talk about B-Surface. What is that? A:他们还说到B级表面,那是什么?
A: Self-lubricated bushing is very popular in western countries. A:自动润滑轴套在西方国家很流行。
A: What is a detailed drawing? A:零件图指什么? |
原文地址:http://www.tingroom.com/lesson/ttswky/82100.html |