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性，但存在耗能大、工时长等问题。
| 单词 | working periods |
| 释义 |
working periods
英语例句库
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性，但存在耗能大、工时长等问题。
原声例句
美语情景对话 That's a difficult question. I don't like working period, really. 这是个难以回答的问题。我不太喜欢工作时间。 2016 English Cafe There are some kinds of jobs where you need someone to work the entire 24-hour period, or at least to have someone working the entire 24-hour period. 有些工作需要有人在整个 24 小时内工作，或者至少需要有人在整个 24 小时内工作。 |
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