Sie suchten nach: anticorrosion of bottom board of tank (Englisch - Baskisch)

randomness of 'bottom' half-turns smoothness
leuntasunaren ausazko 'beheko' biraketa erdiak

from wikipedia, the free encyclopedia. tangram (chinese: literally "seven boards of cunning") is a chinese puzzle. while the tangram is often said to be ancient, its existence has only been verified as far back as 1800. it consists of 7 pieces, called tans, which fit together to form a square; taking the square as the unit: \t* 5 right isosceles triangles \t\to 2 small (legs of 1) \t\to 1 medium size (legs of square root of 2) \t\to 2 large size (legs of 2) \t* 1 square (side of 1) \t* 1 parallelogram (sides of 1 and square root of 2)
wikipedia-tik, enziklopedia librea. tangram (txineran "zazpi taula maltzurrak" esanahi du) txinako puzzle bat da. betidanik esan da tangram oso zaharra dela, bere existentziari buruz 1800 urtean egiaztatu zen. 7 pieza ditu, 'tan' deiturikoak, eta batera jarrita karratua osatzen dute. karratua unitate gisa erabiliz: \t* 5 iruki isoszele \t\to 2 txiki (albo luzea 1ekoa) \t\to 1 tarteko tamainakoa (alboa 2ren erro karratua) \t\to 2 tamaina handikoa (alboa 2koa) \t* 1 karratu (alboa 1ekoa) \t* 1 paralelogramo (alboak 1ekoa eta 2ren erro karratua)