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【课件】GBT47748-2026起重机械钢结构焊接技术规范

  • 2026-09-30 14:21:03
【课件】GBT47748-2026起重机械钢结构焊接技术规范

标准号：GB/T 47748-2026

中文标准名称：起重机械 钢结构焊接技术规范

标准状态： 即将实施

中国标准分类号（CCS）J80国际标准分类号（ICS）53.020.20

发布日期：2026-07-02  实施日期：2027-02-01

主管部门：中国机械工业联合会  归口部门：中国机械工业联合会

发布单位：国家市场监督管理总局、国家标准化管理委员会

需要电子版的可在公众号对话框回复：277，可获得下载链接。

更多起重机械技术资料与历期课件，见下方群入口。

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《中秋》创意绘画美术课件ppt

基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000707s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000942s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000379s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000378s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000488s ]
  6. SELECT * FROM `set` [ RunTime:0.000298s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000687s ]
  8. SELECT * FROM `article` WHERE `id` = 531268 LIMIT 1 [ RunTime:0.000373s ]
  9. UPDATE `article` SET `lasttime` = 1791008391 WHERE `id` = 531268 [ RunTime:0.001397s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000335s ]
  11. SELECT * FROM `article` WHERE `id` < 531268 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000459s ]
  12. SELECT * FROM `article` WHERE `id` > 531268 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000387s ]
  13. SELECT * FROM `article` WHERE `id` < 531268 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000482s ]
  14. SELECT * FROM `article` WHERE `id` < 531268 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000526s ]
  15. SELECT * FROM `article` WHERE `id` < 531268 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000458s ]
0.100084s