此后又出现了另外一种2级结构，在这种结构中，不只是用户接口（UI），连业务逻辑也被放到了客户端一级。
Then there was another form of two-tier architecture in which not only the UI but even the business logic resided on the client tier.
进水管与压水机进水阀连接，进气阀有一接口连接下一级压水机的进气阀。
The inlet pipe is connected with the intake valve of the pressurized water machine, one interface of the intake valve is connected to the intake valve of the lower level pressurized water machine.
着重介绍一级应用模块程序接口设计技术。
Introduce seriously the interface program design technic of level 1 application module.
应用推荐