1·The mapping can be unidirectional or bidirectional.
映射可以是单向的或者双向的。
2·Channels can be unidirectional or bidirectional.
通道可以是单向的或双向的。
3·Callbacks used by bidirectional services are services that have two interfaces, one by the service provider and the other by the client.
双向服务使用的回调是具有两个接口的服务，一个供服务提供者使用，另一个供客户机使用。
4·Consideration: Does the technology support bidirectional exchange of information and events?
考虑：这些技术是否支持信息和事件的双向交换？
5·For bidirectional synchronization, this process will be executed twice; source and destination swapped on the second iteration.
对于双向同步，将执行此进程两次，第二次迭代时会交换源和目标。
1·The algorithm takes advantage of the theories of bidirectional search, projection, minimum Angle and binary tree.
算法基于双向式搜索原理，采用投影法、夹角最小的方法及二叉树理论。
2·This paper presents a new kind of bidirectional oil damper test rig.
介绍一种新型双向式油压减振器试验台。