Ключевые слова: brace, brick, bricklaying, bricks, brickwork, bubble, build, building, centered, check, checks, cheking, construction, control, controlling, cord, craft, engineering, equipment, horizon, horizontal, industry, instrument, lacing, level, leveling, line, masonry, measurement, measuring, outdoors, precision, professional, red, scale, skills, tool, wall, work, working, workplace, yellow,