http___www.zhitov.ru_ga_metal_ladder_z4__1.xml
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Y - the height of the roof X - the length of the House Z - house width C - the minimum size of the eaves U - Width of the rafters W - The thickness of the rafters S - Step rafters O1 - The width of boards lathing O2 - The thickness of the boards lathing R - Step crates Features of the program. Calculation of truss construction. Determining the quantity of building materials for the rafters. Determining the amount of boards in the crates. The exact dimensions of all the parts of the roof system. Detailed drawings of the hip roof rafters, crates.
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Ríomh staighre miotail le cas de 180 céim agus a zigzag bowstring Sonraigh na gnéithe de dhíth i milliméadair SP X - oscailt staighre leithead Y - Cró Airde W - Leithead an staighre E - Leithead an riain F - céimeanna Ledge T - líon na n-bowstrings C - Líon na céimeanna Z - An tiús na céimeanna A - An tiús na sreinge G - Leithead teaghrán - Socraigh an seasamh an chéad chéim ar leibhéal an urlár an dara hurlár. LR - Socraigh an treo a ghnóthú. Chun a tharraingt ar an staighre. Gnéithe. Ríomh dearadh áisiúil staighre cruach le cas de 180 céim. Chinneadh an méid na n-ábhar. Na toisí cruinn na sonraí go léir. Líníochtaí mionsonraithe agus léaráidí de na gnéithe uile de dréimire miotail.