The relationship between Killing zone boundary and defense efficiency is expounded from the point of view of covering protected object capability by air-defense missile and its shift of fire.

从地空导弹对所保卫目标的掩护能力、火力转移能力等方面，论述杀伤区远界与防卫效率的关系。

youdao

He will view the Dead Sea Scrolls, which point to an ancient Jewish link to Israel, and he will inspect an Iron Dome battery, a missile-defense system that Israel set up with U.S. help.

WSJ: Obama to Appeal to Israelis in Trip