- the A-shaped, highest portion of a standard derrick on a drilling rig that is used to support the crown block
- Oil: A-frame
Универсальный русско-английский словарь. Академик.ру. 2011.
Универсальный русско-английский словарь. Академик.ру. 2011.
performing arts — arts or skills that require public performance, as acting, singing, or dancing. [1945 50] * * * ▪ 2009 Introduction Music Classical. The last vestiges of the Cold War seemed to thaw for a moment on Feb. 26, 2008, when the unfamiliar strains … Universalium
May 2011 — was the fifth month of the current year. It began on a Sunday and ended after 31 days on a Tuesday. International holidays (See Holidays and observances, on sidebar at right, below) Portal:Current events This is an archived version of Wikipedia s … Wikipedia