The link state table is used to determine the most appropriate route for a message, based on cost and availability.

链接状态表用于基于成本和可用性，确定最适用于某个邮件的路由。

youdao

It discusses the popularity of documents and the linking status of the networks, and calculates the availability of the nodes in whole network, determines the route of query steps.

通过计算对等网络中文档的流行度和网络的连通状态，确定节点的有用性，进一步决定查询的路由。

youdao

For example, Travelocity has now introduced a service that allows the user to check out the availability of special fares on any route -- within North America or international -- on the days those discounts are offered by specific carriers.

CNN: Technology: Flight Planning 101

The recent availability of Wi-Fi systems and the ability to conduct face-to-face meetings en route further increases the efficiency of a private jet.

FORBES: Private Jets: Efficiency Tools, Not Posh Luxuries