" explores blocking queues and concurrent maps ”介紹了阻塞隊列和并發(fā)映射。
The question of ultra - sonic inspection on weld defect detecting of net frame spherical shape contact point is introduced in this paper , the detected rate of weld defect of net frame spherical shape contact point was significantly increased by improving the ultra - sonic exploring block , ultrasonic sensitivity special standard reference block and reference block , and ultra - sonic inspection process method 摘要介紹了超聲波探傷技術在檢測網(wǎng)架球接點焊縫缺陷中存在的問題;通過對超聲波探頭、靈敏度專用標準當量試塊和參考試塊以及超聲波探傷工藝等的改進,提高了球接點網(wǎng)架焊縫缺陷的檢出率。