This paper describes the design principles , ind methods of grid space framework with bolted ball joints, and studies the methods for manufacturing the bolted balls and testing.
本文叙述螺栓球节点网架的设计原理与方法，以及对螺栓球的加工方法、测试等作了研究。
This paper describes the design principles , ind methods of grid space framework with bolted ball joints, and studies the methods for manufacturing the bolted balls and testing.
本文叙述螺栓球节点网架的设计原理与方法，以及对螺栓球的加工方法、测试等作了研究。
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