In the modern construction, the safety anti-falling device plays an important role, which has got widely attention by the professional. Therefore, it is very necessary to improve it for fitting the trade needs constantly.
在安全保护装置中安全防坠器的作用最为重要,受到了业内人士的广泛重视,因此,对其进行不断地改进以适应行业的发展是十分必要的。
参考来源 - 施工升降机的设计与分析·2,447,543篇论文数据,部分数据来源于NoteExpress
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