The toughness may be well improved by postheat treatment which is large in energy consumption and long in working period.
焊后热处理可以较好地改善焊接接头的韧
，但存在耗能
、
长等问题。
The toughness may be well improved by postheat treatment which is large in energy consumption and long in working period.
焊后热处理可以较好地改善焊接接头的韧，但存在耗能、长等问题。
明：以上例
、词
分类均由互联网资源自动生成，部分未经过人
审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
