We analyze the optimum result of Xiamen control airspace and put forward optimal algorithm based on the Finite Element method.

在对厦门管制区的优化结果进行分析的基础上，提出了基于有限元的优化方法。

youdao

The European air traffic control agency Eurocontrol said only 6,000 flights would take place in European airspace Saturday - down from the 22,000 normally expected.

VOA: standard.2010.04.17

The United States is to transfer control of Iraqi airspace to Iraq when the agreement goes into effect, although Iraq can ask for assistance for airspace control and surveillance.

CNN: U.S.-Iraq deal would whittle troops' immunity

Other military issues under discussion include the status of detainees and the control of airspace.

CNN: U.S.-Iraq deal 'reachable,' Iraqi minister says

Benjamin Netanyahu, the leader of the right-of-centre Likud party, says he does not want Israel to rule the Palestinians, but says they should not be allowed things he considers a threat to Israeli security, such as an army, control of airspace or the Jordan Valley.

BBC: Israeli election: Where they stand