With aerial wooden stair handrail elbows as the object of study, the design method of relevant group fixture is stated.
本文以空间木制楼梯扶手弯头为研究对象，叙述了该成组夹具的设计方法。
With aerial wooden stair handrail elbows as the object of study, the design method of relevant group fixture is stated.
本文以空间木制楼梯扶手弯头为研究对象，叙述了该成组夹具的设计方法。
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