The invention relates to a vacuum suction casting process for making composite Al-base material.

本发明涉及一种制造铝基复合材料的熔塞法真空吸铸工艺。

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Watzlawick et al. selected two theories from the field of mathematical logic on which to base their beliefs about change.

罗瓦兹拉威克等人选择了两个来自于数学逻辑领域的理论来作为他们对于变革的信念的根基。

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The men were put on buses and taken to an army base in al-Baida.

大家被安排上了公车，前往一个在艾贝达的军事基地。

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Residents in Mogadishu say hundreds of Islamist insurgents, led by al-Shabab, fired weapons and mortars at an African Union base in the south of the city.

VOA: standard.2009.08.21

The stated goal of the Afghan conflict is to deny the Taliban and its al-Qaida allies a home base from which to attack targets in the West.

VOA: standard.2009.09.09

Bereket told reporters, pro-government Somali militias have permission to use Ethiopia as a base of operations in attacking al-Shabab rebels, who control large sections of southern Somalia.

VOA: standard.2009.08.20

Some 3, 000 U.S. troops man the al-Udeid air base in Qatar, just across the gulf from Iraq.

CNN: Do We Still Need the Saudis?

In October 2011, four people were killed when an Antonov crashed on landing at al-Anad air base in southern Yemen.

BBC: Yemen military plane crash kills 10

Following the prayer, the coffin was taken to the mosque, first by hearse, then by horse-drawn carriage for a military procession through the streets of Cairo to Al-Maza Air Base.

CNN: Leaders?pay tribute?to?Arafat