过卡收费是在垂直高速路行驶方向，设立一排收费窗口。
A barrier toll is a row of tollbooths placed across the highway, perpendicular to the direction of traffic flow.
过卡收费是一排垂直高速路行驶方向设立的的许多收费窗口。
A barrier toll is a row of tollbooths placed across the highway, perpendicular to the direction of traffic flow.
基于垂直腔面发射激光器(VCSEL)的高速光模块在现代光通信系统中的应用己越来越广泛。
The applications of VCSEL-based high-speed modules in the modern optical communication system are more and more practical.
应用推荐