Designers will have to devise ways to protect tethers from the effects of the high electrical potential between the tether and the ionosphere as well as from the slow degradation of materials in space.

• 设计者必须发展出保护缆索的方法，以避免缆索和电离层之间的高电位能所产生的影响，以及材料在太空中的逐渐损耗。