那个之前钻好用来放置探针进行交流的通道现在可以被用来往矿下递送食物，清洁的水和药物，但是如何将他们带上地面仍是一个问题。

The shaft drilled for the probe that made contact can be used to send them food, clean water and medicine. But rescue workers still have to decide how to bring back them to the surface.

youdao

此外，媒质可被物理移动到另一个地点，而不需要在服务提供商和客户之间建立一个高带宽通道以供数据清洁迁移。

Also, media can be physically moved to another location, providing a clean movement of data without the necessity of extensive bandwidth between the service provider and customer.

youdao

留出阀门和清洁口的通道。

Keeping access to valves and cleanouts.

youdao