Monday, January 1, 2024
问题:经局部无损探伤的焊缝,如果发现有不允许的缺陷时如何处理?
Tuesday, March 26, 2024
Friday, March 29, 2024
Friday, April 5, 2024
问题:外压及真空容器的主要破坏型式是什么?低温压力容器的主要破坏型式是什么?
Friday, April 5, 2024
Wednesday, February 21, 2024
Sunday, March 24, 2024
Saturday, April 27, 2024
Saturday, April 27, 2024
Wednesday, August 16, 2023
Wednesday, February 21, 2024
问题:何为地震的基本烈度?何为地震的设防烈度?何为地震的基本加速度?
Friday, March 29, 2024
Friday, April 5, 2024
Saturday, April 27, 2024
Saturday, April 27, 2024
Saturday, April 27, 2024
Friday, March 29, 2024
Friday, March 29, 2024
Friday, March 29, 2024
问题:JB/T4731钢制卧式容器适用及不适用的范围各是什么?
Sunday, March 24, 2024