发布时间:2025-01-24 19:11:21
您好,根据国家标准:GB/T 97.1-2002平垫圈 A级,这是不符合要求的。具体要求如下图所示:
我想在海边买个房子,总价在50W内 最好能在那里工作(网络方面) 老家在东北 不知道哪里的性价比高
2025-01-24 19:11:21 2025-01-24 19:11:21 2025-01-24 19:11:21 2025-01-24 19:11:21m347 m447 m547 m647 m8的底孔应该各打多大的
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