NASM 15981-1998 fasteners, externally threaded, self-locking design and usage_主营业务范围:ASTM、NAS、NASM、MIL、ISOOOO、EN、DIN等技术标准翻译;技术资料翻译。业务QQQQQQQQ:2298175560专业诚信质量不满意,可不付款专注于技术翻译
copyright@ 2008-2019 麦多课文库(www.mydoc123.com)网站版权所有备案/许可证编号:苏ICP备17064731号-1