The formula calculating the initial stiffness of welded connection of steel frame was drawn according to bending deformation mechanism of joint zone of welded steel frame.

先从梁柱节点受弯变形的机理入手，推导出钢框架梁柱焊接连接节点的初始刚度计算公式。

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Frame: plate type channel steel welded with green paint color. Surface.

机架：板型槽钢与钢板焊接而成。表面油漆颜色为绿色。

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The frame number marks, made of steel plate shall be welded and painted on the hatch coaming and bulwark at the place of every 10 frame-space and at every bulkhead.

每隔10档肋位和每一舱壁处要用钢板割的肋位标记焊接到舱口围和舷墙上。

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Across the room, a flat steel frame leans against the wall, a pair of handles welded to one end.

NEWYORKER: The Strongest Man in the World

The structural steel rolls in from a loading bay, and machines fabricate it into parts that are welded together to form the frame.

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