Warning: file_put_contents(/www/wwwroot/ppbbbu/n94.cn/cache/ca4ac4d2c283fb46ae7a4d36380fee3a.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/n94.cn/index.php on line 55 molybdenum steel是什么意思,molybdenum steel的翻译,molybdenum steel音标、读音、用法和例句_94生活常识网有道词典
The effect of postwelding heat treatment on property of pressure equipment made of Cr-Mo steel has been interpreted thorough some research and practical examples. 摘要通過一些試騐研究和工程實例,介紹採用鉻鉬鋼制造的承壓設備,經熱処理後對鋼材性能的影響。