This wedge-shaped, pre-rusted steel museum by Nizio Design is dedicated to the role that Polish citizens played in protecting the lives of Jews during the second world war.

Nizio Design设计了一个楔形的预制生锈的钢制博物馆，目的是致敬二战期间的波兰公民在保护犹太人生命中做出的贡献。

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The experiments show that CF4 treatment to silicon wafers can not only activate them but also polish their surfaces effectively, and it can improve the pre-bonding greatly.

实验表明，CF4对硅片的处理不仅可以激活 表面，而且可以对硅片 表面进行有效的 抛光，大大加强了预键合的效果。

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The CLEAR-FAST works well with ceramic and carbide grinding coolants. Many customers use a DEEP-BED as a pre-filter and the CLEAR-FAST to polish the coolant.

许多客户先使用另外一款产品DEEP-BED作为预过滤器，再使用该快速过滤器完成冷却剂的彻底过滤。

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Yet like Katyn, which eliminated the flower of the pre-war Polish elite, the plane crash also seems like a decapitation of Polish society.

ECONOMIST: Poland's President Lech Kaczynski dies in a plane crash

The president pre-emptively conceded the Czech and Polish missile-defense bases to Russia in hopes of getting Moscow to take a tougher line on Tehran's nuclear programs.

WSJ: Bret Stephens: Obama and the Copenhagen Syndrome

Both her parents were key figures in the pre-state Zionist militia, known as the Irgun - her Polish-born father serving as its chief of operations.

BBC: Profile: Tzipi Livni