Acoustic-emission techniques have been used to determine the rateofcracking of high strength steel due to hydrogen embrittlement.
声发射技术已被用来确定高强钢因氢脆而开裂的速率。
2
The paper describes that new type inject steam technology can reduce coke precursor, resulting in operation rateofcracking furnace over 96.8 % .
采用新型注汽技术改造,降低结焦先兆物,使裂解炉开工率提高到96.8%以上。
3
Based on the ration experiment and practical engineering of DFRC concrete, this kind of application can reduce the rateof concrete cracking and increase the strength against momentum.